What Is a CNA? Role, Duties, and Career Overview

A CNA, or Certified Nursing Assistant, is a healthcare worker who provides hands-on patient care under the supervision of licensed nurses. CNAs help patients with daily physical needs, from bathing and eating to getting in and out of bed, and they monitor and report changes in patient condition. According to the Bureau of Labor Statistics, approximately 1.5 million CNAs work across the United States, with 56,500 new positions opening every year.

Despite the word “nursing” in the title, a CNA is not a nurse. CNAs don’t hold nursing licenses, can’t administer medications, and don’t create care plans. What they do is spend more direct time with patients than anyone else on the healthcare team. If you’re trying to figure out whether CNA work is right for you, this guide covers the honest reality: what the job involves every shift, where CNAs work, what you can and can’t do legally, and whether the pay and demands add up.

What You Should Know	Details
Training length	4-12 weeks
Training cost	$700-$2,000 (some employers cover it)
National average pay	$38,130/year ($18.33/hr) median – BLS OES May 2024
Annual job openings	56,500 – BLS 2024
CNAs working in the US	~1.5 million – BLS 2024

What Does CNA Stand For? (And Why the Title Gets Confusing)

CNA stands for Certified Nursing Assistant. But depending on which state you’re in, you might see the same role listed under a different name.

The most common alternate titles:

• Nurse Aide – used in federal regulations and many state laws
• STNA (State Tested Nursing Assistant) – Ohio’s official title
• LNA (Licensed Nursing Assistant) – used in New Hampshire and Vermont
• PCA (Patient Care Assistant) – sometimes used interchangeably with CNA, but technically different in many facilities
• Nursing Attendant – an older term still in use in some states
• Certified Nurse Aide – common in regulatory language

Why the variation? CNA regulation happens at the state level, not the federal level. Each state’s Board of Nursing sets its own title, training requirements, and scope of practice. The federal government only sets the minimum floor: 75 hours of training for nurse aides working in long-term care facilities, under OBRA ’87 (42 CFR § 483.152).

The practical distinction between CNA, PCA, and PCT is worth knowing. A CNA has state certification, verified on the state’s nurse aide registry. A PCA may or may not be certified, depending on the employer and state. A PCT (Patient Care Technician) typically has additional skills beyond CNA training, such as phlebotomy and EKG, which allows them to draw blood and perform other clinical tasks. In practice, job postings mix these titles constantly. If you see any of them, they’re describing essentially similar direct-care roles.

Now that you know what the title means, the bigger question is what you actually do on the job.

What Does a CNA Do? Daily Duties and Responsibilities

CNAs handle the daily, hands-on care that keeps patients fed, clean, mobile, and safe. What a certified nursing assistant does every shift falls into four categories: patient care (ADLs), monitoring, mobility, and documentation.

Core Daily Tasks

Patient care (ADLs – Activities of Daily Living):
Bathing, dressing, grooming, oral care, feeding, and toileting. These take up the majority of every shift. “Assist with hygiene” in a job posting means you’ll help patients bathe, use the toilet, change adult briefs, and clean patients who can’t clean themselves. That includes perineal care – cleaning a patient’s genital and rectal area. This is a standard daily task for every CNA working in long-term care (allnursingschools.com job description overview).

Monitoring:
Vital signs every shift: blood pressure, pulse, temperature, respiratory rate, and oxygen saturation. You document intake and output – how much a patient eats, drinks, and eliminates. When you notice a change in condition, you report it to the nurse immediately. CNAs are often the first to notice that something is off.

Mobility:
Transferring patients between beds, wheelchairs, and toilets. Repositioning bedridden patients every two hours to prevent pressure ulcers. Assisting with ambulation for patients who need a steadying hand or walker support. Range-of-motion exercises for patients with limited movement.

Documentation:
Charting everything. Nurses and physicians rely on CNA documentation to track patient status. During training, you practice each of these CNA clinical skills under supervision before performing them on real patients.

What a Typical Shift Actually Looks Like

Here’s a morning shift at a nursing home, where 35% of all CNAs work (BLS via allnursingschools.com). Your assignment: 8-12 residents.

6:45 AM – Arrive, clock in, get report from the night shift. You hear which residents had a rough night, who has appointments, and who needs extra attention.

7:00 AM – Start rounds. Check each resident, see who’s awake, who needs immediate help.

7:15-9:00 AM – Morning ADLs. Help residents get up, use the bathroom, wash, and dress. This is the most physically demanding stretch of the shift.

9:00 AM – Breakfast. Assist residents who can’t feed themselves. Document who ate what and how much.

9:30-11:00 AM – Vitals round. Take blood pressure, pulse, and temperature for all assigned residents. Chart everything immediately.

11:00 AM-12:00 PM – Repositioning round for bedridden residents. Range-of-motion exercises. Answer call lights, which go off throughout the entire shift.

12:00 PM – Lunch service and feeding assistance.

12:30-2:30 PM – Afternoon ADLs, activities assistance, charting.

2:30-3:00 PM – End-of-shift charting. Give report to the incoming CNA.

In reality, call lights go off constantly throughout all of this. When three residents hit their buttons at once, you triage. This schedule is the plan. The actual shift adapts every hour.

The Hard Parts Nobody Mentions

This section exists because every other guide sanitizes what CNA work involves. If you know these realities before you start, you’re far more likely to stay.

Perineal care and bodily fluids. You will clean up urine, feces, and vomit every shift. If a resident has a bowel movement and can’t clean themselves, that’s your job. Perineal care is performed as needed throughout your shift, not occasionally.

Perineal care is part of every CNA’s daily routine, and training doesn’t fully prepare you for the reality of it. As one CNA posted:

“I don’t think 16 y/o should be CNAs… I didn’t know that would entail perineal care.”
– r/cna · 698 upvotes (source)

That reaction is common and honest. Perineal care gets easier with practice, but it never becomes nothing. The CNAs who last are the ones who knew what they were signing up for.

Post-mortem care. If a patient dies on your shift, you may help prepare the body. This is one of the parts of CNA work that no classroom fully prepares you for.

Post-mortem care is one of the moments that separates this job from most others. A seasoned CNA described mentoring a newer colleague through her first time, in a post with 796 upvotes:

“Teaching a baby CNA how to deal with a freshly passed person… She was wide eyed and terrified. ‘I don’t think I can do this!’ I walked her through post mortem care step by step. When we turned the body, they exhaled their last breath and I thought she was going to simultaneously shit herself and leave her body. I explained that this was normal. I told her, ‘The dead can’t hurt you. But we must take the utmost care for them and be respectful.'”
– r/cna · 796 upvotes (source)

That combination of fear, composure, and respect captures something true about CNA work. The hardest parts aren’t just physical. They require emotional steadiness that builds over time.

Aggressive or confused patients. Dementia patients may hit, scratch, bite, or verbally abuse you. This is common in nursing homes and memory care units. It takes a toll over time even when you know it’s the disease, not the person.

The physical toll. Back injuries are the number one occupational hazard for CNAs, according to BLS occupational data (lifework.edu). Twelve-hour shifts on your feet, heavy lifting even with proper body mechanics and assist equipment, and the repetitive demands add up over time.

The emotional weight. You build relationships with patients. Some of them decline and die. That’s the hardest part for many CNAs, and it’s also what many say makes the work meaningful.

If you’ve read all of this and you’re still interested, that’s genuinely a good sign. The CNAs who stay are almost always the ones who came in knowing what they were walking into.

CNA Scope of Practice: What You Can and Can’t Do

One of the biggest sources of confusion for new CNAs is understanding where their responsibilities end and the nurse’s begin. This matters because performing tasks outside your scope can put your certification at risk, and in serious cases can trigger a state investigation or a notation on your nurse aide registry that follows you to future employers.

What CNAs CAN Do	What CNAs CANNOT Do	What Varies by State
Assist with all ADLs (bathing, dressing, feeding, toileting, grooming)	Administer any medications (oral, IV, or injections)	Blood glucose monitoring (fingerstick)
Take and record vital signs (BP, pulse, temperature, respiration, O2 saturation)	Perform sterile procedures	Catheter care (maintenance, not insertion)
Collect non-sterile specimens (urine, stool)	Make nursing diagnoses or patient assessments	Tracheostomy suctioning (with specific training)
Document patient observations and report changes to nurses	Create or modify care plans	G-tube feeding (varies widely)
Perform basic wound care (non-complex, such as a simple bandage change)	Give medical advice to patients or families
Assist with range-of-motion exercises	Insert or remove catheters, IVs, or feeding tubes
Help with feeding and nutrition	Perform complex wound care
Perform CPR in emergencies (if certified)

Sources: wgu.edu (CNA job description and scope), lifework.edu (CNA duties and scope of practice)

Scope of practice isn’t a restriction designed to limit you. It’s a legal boundary that protects both you and the people in your care. The “Varies by State” column is especially important – tasks your coworker performs legally in another state may not be permitted in yours. When you’re unsure whether a task falls within your scope, check your state’s Nurse Practice Act or ask your supervising nurse before proceeding. It’s always better to ask.

Where Do CNAs Work?

The CNA job differs significantly by setting. Your choice of setting determines your patient load, pace, team structure, schedule options, and often your paycheck.

Setting	% of CNAs	Typical Patient	Pace	Pay Range
Nursing Home / SNF	35%	Long-term, elderly	Steady, high volume	$30K-$38K
Assisted Living	17%	Semi-independent, elderly	Moderate	$28K-$36K
Hospital	7%	Acute, short-stay	Fast, variable	$34K-$45K
Home Health	~10%	Individual, varies	Self-paced	$28K-$40K
Hospice	~5%	End-of-life	Measured	$32K-$42K

Source: BLS via allnursingschools.com (distribution percentages); BLS OES data and nurse.org (pay ranges)

Nursing Homes and Skilled Nursing Facilities (35% of CNAs)

This is where most CNAs start. Residents are long-term – you’ll know many by name within weeks. Patient loads are higher than any other setting: 8-15 residents per CNA depending on the shift and facility. Three shifts are available (days, evenings, nights). Pay tends to be lower than hospitals, and relationship-building is where most nursing home CNAs find meaning.

Not every setting is the right fit. One CNA, who had worked as a dialysis tech before taking a nursing home position, wrote this:

“I recently just got my CNA. I’ve worked as a dialysis tech for a bit and just started as a CNA at a nursing home. To be honest, I really dread work. I don’t like the job I’m doing. I hate the smells, the residents that have to have their blankets in pristine placement, the toll on my back, and the list goes on.”
– r/cna · 542 upvotes (source)

That frustration is real and common. It’s also why setting choice matters. The CNA skillset transfers across environments, and finding the right fit can be the difference between burning out and building a career.

CNA-to-patient ratios vary widely by state and facility type, which directly affects your workload and ability to provide quality care.

Hospitals (7% of CNAs)

Faster pace, sicker patients, shorter stays. Hospital CNAs work alongside a larger medical team and handle more monitoring work alongside ADL tasks. Pay is typically 10-20% higher than nursing homes. Competition for hospital CNA positions is steeper, and you may float between units depending on census.

Assisted Living and Continuing Care (17%)

Residents have more independence here. The work is less medically intensive than a nursing home: more help with meals and companionship, less full-assist ADL work. The pace is more moderate. Staffing can be thin, which means less backup when you’re busy.

Home Health Care

One patient at a time. You drive to their home and provide care in their personal environment. This is the most autonomous CNA setting, with no team around you and a more flexible schedule. The tradeoff is isolation – there’s no coworker to call over when you need a second set of hands.

Hospice

End-of-life care. The focus is comfort, dignity, and family support rather than recovery. Patients are not getting better, and you’re part of helping them and their families through that reality. CNAs who do hospice work often describe it as the most purposeful care they’ve provided. It is not for everyone, and knowing that before you take a hospice position matters.

Who Do CNAs Work With? The Healthcare Team

As a CNA, your direct supervisor is an LPN or RN. They assign your patients, give you care instructions, and rely on your observations to manage patient status. The daily reporting chain runs: CNA to LPN/LVN to RN to physician.

Your closest working relationship is with other CNAs. You’ll help each other with two-person lifts, cover call lights when someone is tied up, and trade patients when needed. The nurse relationship works best with mutual respect – you document what you observe, and the nurse acts on it.

Patients and their families see you more than anyone else. CNAs spend more face time with patients than any other member of the healthcare team (allnursingschools.com). For many patients, you’re the person who knows their preferences, notices their mood, and is present during the small moments of their day. That means you’re often the first to catch a change in condition, which matters clinically.

The professional respect gap is real, and it’s worth knowing about before you start. Some nurses view CNA work as less skilled or less important. This post from r/nursing captures that attitude plainly:

“I’ve got 2 bachelors, was a CNA for 5 years. Now I have my RN. I shouldn’t have to clean ass. It’s not my job description. It’s CNA work.”
– r/nursing · 1,546 upvotes (source)

That mindset exists, and pretending it doesn’t would be dishonest. It’s also not universal. Many nurses deeply respect CNAs and consider them essential teammates. The hands-on care CNAs provide is the foundation everything else is built on.

Why Become a CNA? The Honest Pros and Cons

The cons are real. So are the pros. Neither cancels out the other, and you deserve an honest read on both.

The pros:

Fast entry. Most CNA training programs take 4-12 weeks to complete, compared to 12-18 months for an LPN or 2-4 years for an RN. If you want to work in healthcare this year, CNA is one of the fastest legitimate paths.

Low cost. Training costs $700-$2,000 for most programs (cnaclassespittsburgh.com). Many nursing homes offer free training in exchange for a work commitment after certification. Federal law (42 CFR § 483.152) requires Medicare/Medicaid-funded facilities to cover training costs for employees who complete certification within 12 months.

Flexible schedules. Healthcare facilities run 24/7, which means days, evenings, nights, and weekend-only positions are real options. If you need to work around school, childcare, or another job, schedule variety is one of CNA’s genuine advantages.

High demand. The BLS projects 56,500 CNA openings annually through 2034. Consistent turnover means employers are always hiring.

Stepping stone. Many RNs started as CNAs. Hands-on patient care gives you clinical context before nursing school, and it strengthens your application.

Meaningful work. You’ll be the person holding a patient’s hand during a hard moment.

The community celebrates earning certification. One CNA posted after passing their exam:

“just wanted to say i’ve officially passed all the tests and i am a registered cna”
– r/cna · 671 upvotes

That pride is earned. CNA certification isn’t handed out. You train, you test, you pass, and you enter a profession where your work makes a tangible difference every shift.

The cons:

Physical demands. Back injuries are the number one occupational hazard for CNAs (BLS via lifework.edu). Repetitive lifting, even with proper technique and equipment, takes a toll over time. You’re on your feet for the entire shift.

Emotional toll. Patients die. Some become aggressive due to dementia or pain. Burnout is common, especially in understaffed facilities. The emotional weight accumulates differently than physical exhaustion.

Low pay relative to the work. The national median is $38,130 per year (BLS OES May 2024). That’s roughly $18 per hour for physically and emotionally demanding work.

Understaffing. Many facilities run chronically short-staffed, which means higher patient loads and less support.

Professional respect gap. As described above, some environments don’t treat CNA work with the respect the role deserves.

Some people discover that CNA work changes their plans entirely:

“Becoming a CNA has completely turned me off from nursing”
– r/cna · 303 upvotes (source)

That’s a legitimate outcome. Some people discover through CNA work that bedside healthcare isn’t for them. Others discover it’s exactly where they belong. Knowing before you invest years in a nursing degree is more valuable than finding out after.

Whether you see CNA as a long-term career or a stepping stone to RN or LPN, explore the CNA career paths available to you.

How to Become a CNA (Brief Overview)

Becoming a CNA is one of the fastest paths into healthcare. Here are the steps.

1. Complete a state-approved training program. The federal minimum is 75 hours – CNA requirements in Alabama and Nebraska sit at that floor. Maine requires 180 hours, the highest in the country (caregiverlist.com). Most programs take 4-12 weeks and cost $700-$2,000. Many nursing homes offer free CNA training in exchange for a work commitment (typically 6-12 months) after certification. Federal law (42 CFR § 483.152) requires Medicare/Medicaid-funded facilities to cover training costs for employees who complete certification within 12 months. To find these opportunities, search job boards for “CNA Trainee,” “Paid CNA Training,” or “Unit Helper” – long-term care facilities are the most likely to offer them.

2. Pass the CNA certification exam. Two parts: a written or oral knowledge test and a hands-on skills evaluation. The exam is administered by third-party testing vendors. Depending on your state, you will likely test through Credentia, Prometric, or Headmaster (D&S Diversified Technologies). Visit your state’s Department of Health or Board of Nursing website to confirm which vendor handles your exam and download their Candidate Handbook. Exam fees range from $29 to $130 depending on your state (registerednursing.org). Most states allow up to three attempts within 24 months of completing training.

3. Clear a criminal background check. Mandatory before you can work as a CNA. Checks include criminal history, sex offender registry, and healthcare sanctions (checkr.com). Requirements vary by state.

4. Get listed on your state’s nurse aide registry. This is your official certification. Employers verify your registry listing before hiring. To keep your certification active, most states require you to perform at least 8 hours of paid nursing-related services every 24 months. Many states also require 12 hours of continuing education per year. If your certification lapses, you may need to retake training and the exam.

5. Transferring to another state (reciprocity). CNA certification does not automatically transfer across state lines. Most states allow reciprocity if your certification is active and in good standing. You’ll typically pay a transfer fee ($25-$100) and submit a verification form to the new state’s Nurse Aide Registry, but you usually won’t need to retake training or the exam.

You can search for approved CNA classes in your state to find programs near you. Some states allow the classroom portion through online CNA classes, though clinical hours still require in-person attendance. Our guide on how to choose a CNA program covers what to look for and what to avoid. For the full breakdown of requirements, costs, timelines, and state-specific details, see our complete guide to CNA training and certification.

In California, training requirements are 150 hours, above the national average, which affects both program length and cost.

CNA Salary and Job Outlook (Brief Overview)

The national median CNA salary is $38,130 per year, or $18.33 per hour, according to BLS Occupational Employment and Wage Statistics (May 2024). Some job-posting aggregators like ZipRecruiter report higher averages (~$41,700), which may reflect current listings rather than actual earned wages.

That median covers a wide range. The lowest-paid 10% of CNAs earn less than $30,020 per year. The top 10% earn over $48,780. Setting and geography matter as much as experience.

The highest-paying states for CNAs (research.com 2025):

• Washington: $47,268/year
• Hawaii: $45,187/year
• Alaska: $42,735/year
• New York: above national average

Hospital and government settings pay more than nursing homes or home health within the same state.

The BLS projects 2-4% employment growth through 2034, with 56,500 openings annually (BLS OOH). Hands-on patient care makes this one of the most AI-proof jobs without a degree. For state-by-state salary data and tips on maximizing CNA pay, see our complete CNA salary guide.