You can check your BPM (beats per minute) in under a minute using just two fingers pressed against your wrist or neck. A normal resting heart rate for adults falls between 60 and 100 bpm, though well-trained athletes often sit in the 40s or 50s. Here’s how to get an accurate reading, what the numbers mean, and when your BPM might signal something worth paying attention to.
Before You Measure: Get a True Resting Rate
The best time to check your resting heart rate is first thing in the morning, after a full night’s sleep and before you get out of bed or have coffee. If that’s not possible, sit in a comfortable position for at least five minutes before measuring. Exercise, stress, and caffeine can all elevate your heart rate for up to two hours, so any reading taken shortly after those activities won’t reflect your baseline.
The Wrist Method (Radial Pulse)
Place the tips of your index and middle fingers on the inside of your opposite wrist, in the groove between the wrist bone and the tendon on the thumb side. You should feel a steady throb. Don’t use your thumb, which has its own pulse and can throw off the count.
Once you feel the beat clearly, count the number of pulses for a full 60 seconds. If you’re short on time, count for 15 seconds and multiply by four. The 60-second count is more accurate, especially if your heartbeat feels irregular, because a short count magnifies any miscount.
The Neck Method (Carotid Pulse)
Place your index and middle fingers in the soft groove just to the side of your windpipe, roughly below the angle of your jaw. This spot picks up the carotid artery, which carries blood to your brain, so the pulse is usually stronger and easier to find than at the wrist. It’s a good backup if you’re having trouble locating your radial pulse. Use the same counting method: 60 seconds for the best accuracy, or 15 seconds multiplied by four.
Press gently. Too much pressure on the carotid artery can actually slow your heart rate slightly and give you a falsely low number.
Using a Smartphone App
Most phone-based heart rate apps work by shining your camera’s flashlight through your fingertip and detecting tiny changes in skin color as blood pulses through. This optical technique, called photoplethysmography, is the same basic technology used in hospital pulse oximeters and fitness watches.
For people with a regular heart rhythm, these apps are remarkably accurate. A large real-world validation study published in EP Europace found the margin of error was only about 2 bpm compared to a medical-grade ECG when the heart was beating normally. Accuracy dropped somewhat for people with atrial fibrillation (an irregular rhythm), where readings underestimated heart rate by an average of about 7 bpm. Signal quality on the first attempt was good roughly 90% of the time, rising to nearly 97% after a second try if the first reading failed.
To get the best reading, press your fingertip firmly and flatly over the camera lens, stay still, and avoid bright overhead lighting that might interfere with the sensor. If the app asks you to retake the measurement, do it. That second attempt significantly improves reliability.
Fitness Trackers and Smartwatches
Wrist-worn devices use the same light-based detection method as phone apps, but they measure continuously from the underside of your wrist rather than your fingertip. They’re convenient for tracking trends over days and weeks, and most are reasonably accurate at rest. During intense exercise, wrist readings can drift because sweat, motion, and a loose band all interfere with the sensor. If precision during a workout matters to you, a chest strap heart rate monitor is more reliable.
What Your Resting BPM Means
For adults 18 and older, 60 to 100 bpm is considered the normal resting range. Children run higher: newborns can be anywhere from 100 to 205 bpm, toddlers 98 to 140, and school-age kids 75 to 118. By adolescence (ages 13 to 17), the range settles into the adult window of 60 to 100.
A resting rate consistently below 60 bpm is technically classified as bradycardia. In athletes and highly active people, a rate in the 40s or 50s is common and perfectly healthy because their hearts pump more blood per beat, so fewer beats are needed. In someone who isn’t particularly fit, though, a persistently low rate paired with dizziness, fatigue, or fainting is worth investigating.
On the other end, a resting rate consistently above 100 bpm is classified as tachycardia. Occasional spikes from caffeine, anxiety, or dehydration are normal. A resting rate that stays elevated above 100 without an obvious cause, especially above 120, deserves medical attention.
Tracking Your BPM Over Time
A single reading is a snapshot. The real value comes from tracking your resting heart rate over weeks and months. A gradual decline in resting BPM generally reflects improving cardiovascular fitness. A sudden, unexplained jump of 10 or more bpm that lasts several days can signal overtraining, the early stages of illness, dehydration, or increased stress.
The simplest approach: check your pulse each morning before getting out of bed, using the same method every time, and jot down the number. After a few weeks, you’ll have a reliable baseline that makes any meaningful change easy to spot.
Calculating Your Target Heart Rate for Exercise
If you’re checking your BPM during a workout, you’ll want to know your target zone. The simplest formula starts with subtracting your age from 220 to estimate your maximum heart rate. A 40-year-old, for example, has an estimated max of 180 bpm.
- Moderate intensity is roughly 50% to 70% of that max. For the 40-year-old, that’s 90 to 126 bpm.
- Vigorous intensity is about 70% to 85% of max, or 126 to 153 bpm for the same person.
These are estimates. Your actual max can vary by 10 to 15 bpm in either direction from the formula, so treat the zones as guidelines rather than hard cutoffs. If you can hold a conversation but feel slightly winded, you’re likely in the moderate zone regardless of what the number says.