Average Resting Heart Rate by Age (And When to Worry)

Quick Answer: The average resting heart rate for adults is about 70-72 beats per minute (bpm), and the normal range is 60-100 bpm. Fit endurance athletes commonly rest at 40-60 bpm. Lower is generally better when it comes from fitness — symptoms, not the number alone, decide what is worrying. This guide is general information, not medical advice.

Resting heart rate is exactly what it sounds like: how many times your heart beats in a minute while you are fully at rest — ideally measured lying in bed before your day starts. It is one of the few health numbers you can track for free, with two fingers and a clock, and it quietly reflects how strong and efficient your heart is. You will also see it on fitness watches, smart rings and some phone apps, usually as a rolling average.

Average Resting Heart Rate by Age

Here are the typical averages by age group, drawn from commonly published ranges. Two patterns stand out. First, children run much higher — small hearts beat faster. Second, adult averages barely move with age: they hover in the mid-60s to low-70s from your twenties to your seventies and beyond.

Age group	Typical average (about)	Notes
Children 7-12	70-110 bpm	Kids simply run higher — small hearts, faster beats
Teens 13-17	60-100 bpm	Settling toward adult levels through the teens
Adults 18-25	65-72 bpm	The young-adult baseline
Adults 26-35	64-71 bpm	Often the lowest adult band
Adults 36-45	65-72 bpm	Fitness matters more than the birthday count
Adults 46-55	65-73 bpm	Training history shows up clearly here
Adults 56-65	66-73 bpm	Still mostly a fitness story
Adults 65+	66-73 bpm	Medicines and fitness move this more than age does

One more consistent pattern: women’s averages run about 2-5 bpm higher than men’s. The likely reason is simple plumbing — women generally have smaller hearts, so each beat moves a little less blood and the heart compensates with a few extra beats. A woman at 74 and a man at 70 can be at exactly the same fitness level.

Children’s numbers deserve their own note: a 9-year-old at 95 bpm is perfectly normal, and a child’s pulse should never be compared to adult charts. Rates settle gradually through the teenage years as the heart grows.

The honest takeaway from the table is that fitness moves resting heart rate far more than birthdays do. A trained 60-year-old routinely rests lower than an untrained 25-year-old — age shifts the average by a beat or two across decades, while training can shift it by 10-20. Anywhere in the 60s is a solid, healthy place for most adults; the 50s usually signals good aerobic fitness; and a personal number trending down over months is better news than any single perfect value.

What the Number Says About Fitness

Your heart is a pump, and training makes it a bigger, stronger one. A conditioned heart pushes more blood out with every beat (a higher stroke volume), so it needs fewer beats each minute to deliver the same amount of blood at rest. That is why resting heart rate falls as fitness rises — it is one of the clearest signs aerobic training is working.

Researchers take the number seriously for the same reason. Large studies following tens of thousands of adults have linked a persistently high resting heart rate — roughly the mid-80s and up — with higher cardiovascular risk over the following years, even after other factors are accounted for. The reverse is also encouraging: a personal trend heading down over months usually means your fitness is genuinely improving.

A simple self-check: if your resting rate has drifted down since you started training regularly, your program is working — even before race times or the mirror show it. Coaches have used the morning pulse as a fitness diary for a century because it is honest and hard to fake.

Resting heart rate is also a cousin of VO2 max: the higher your VO2 max, the lower your resting rate tends to be, because both reflect the same underlying engine. Our guide to what a good VO2 max is shows the other side of that coin. And if you train by heart rate, your easy Zone 2 range is built from heart-rate math too — see Zone 2 heart rate, explained.

Why Yours Jumps Around

Measure on three different mornings and you may get three different numbers. That is normal — resting heart rate is sensitive to almost everything that happened in the last 24 hours:

• Poor sleep — even one short night can add several beats the next morning.
• Caffeine — coffee, tea, energy drinks and some pre-workouts all nudge it up for hours.
• Stress and anxiety — a racing mind keeps a resting body slightly on alert.
• Alcohol the night before — a common, underrated cause of a high morning reading.
• Dehydration — with less fluid volume to move, the heart beats faster to keep up.
• Illness and fever — a useful rule of thumb is roughly +10 bpm for each degree of fever.
• Overtraining — a baseline that creeps up for days can be an early sign you need rest.
• Medicines — beta blockers push resting rate down on purpose; thyroid medication and some asthma inhalers push it up.

Timing matters too. Heart rate follows a daily rhythm — lowest in the deep-sleep hours and a few beats higher by evening, even at rest. Comparing a bedtime reading to your morning baseline is comparing two different things.

The practical rule: a single high morning is data, not a diagnosis. Your watch flagged 78 today? Note it, then look at the trend across two to three weeks instead. Trends are what count — for fitness, for recovery, and for the warning signs in the section below.

How to Measure It Properly

The gold-standard moment is on waking, still in bed, before you sit up, reach for your phone or think about your inbox. Your body is as close to true rest as it gets.

1. Lie still for a minute if you have just woken with a start.
2. Place two fingers (index and middle) on the pulse on the thumb side of your opposite wrist, and press lightly.
3. Count the beats for 30 seconds and double the number — or count a full 60 seconds for the most accurate reading.
4. Write it down, and repeat daily for a week.

A fitness watch does the same job automatically overnight; its resting figure is usually an average of your lowest, steadiest sleep readings, which makes it a good baseline too. Either way, treat your 7-day average as your real number, not any single morning.

Small details keep readings honest: measure before caffeine, at roughly the same time each morning, and do not take the number after a nightmare or a 3 a.m. bathroom trip and call it your baseline — the 7-day average smooths all of that out.

When to See a Doctor

Most resting heart rates outside the textbook range are harmless — athletes live happily in the 40s. What turns a number into a medical question is persistence plus symptoms. Book a clinician if:

• Your resting rate is persistently over 100 bpm, day after day, without an obvious cause like fever or anxiety.
• Your resting rate is under 40 bpm and you are not a trained athlete.
• You have dizziness, fainting, chest pain, unusual breathlessness, or a fluttering, skipping or irregular feeling in your chest.
• Your personal baseline climbs by 10 bpm or more and stays there for a week or two without explanation.

Also worth a non-urgent visit: a resting pulse that feels irregular when you check it by hand — regularly skipping or thumping — even if you feel fine. Some rhythm problems are silent, and a two-minute check in a clinic settles it.

One line deserves emphasis: chest pain or fainting is not a wait-and-see symptom — that means urgent care the same day. Everything on this page is general information; a clinician who can listen to your heart and take your history is the right judge of your number.

Lowering It (the Fitness Way)

There is no supplement shortcut that lowers resting heart rate in any lasting way — but the fitness route genuinely works. Regular aerobic training is the lever: most people who build up to several hours a week of easy-to-moderate cardio see about 5-15 bpm come off their resting rate within a few months, as the heart adapts and each beat moves more blood.

Zone 2-style training — long, easy sessions where you can still speak in full sentences — is the classic tool for exactly this adaptation, because it builds the heart’s capacity without beating you up. The supporting habits matter too: sleep properly and your morning number drops; drink less alcohol, especially in the evening, and the overnight readings improve; manage stress where you can, stay hydrated, and give hard training blocks proper recovery so overtraining does not push the number the wrong way.

What does not work: crash diets, detoxes and heart-health supplements have no reliable effect on resting rate. The change comes from the heart itself getting stronger — and only training, sleep and time can do that. Expect a slow trend, not a transformation by Friday: check your 7-day average once a month, and let the line on the graph do the persuading.

Frequently Asked Questions