Why Is My Resting Heart Rate So High?

Reviewed on 4/21/2022
Man checking his pulse by placing two fingers on his neck
Many conditions can cause a high resting heart rate, which may include being sick, anemia, overactive thyroid, anxiety or panic attacks, too much alcohol/caffeine/nicotine, overuse of some over-the-counter (OTC) decongestants, stress, fear, low blood sugar (hypoglycemia), low blood pressure (hypotension), illegal drugs, and more.

A person’s heart rate is the number of times the heartbeats per minute (BPM). 

To find your heart rate, check your pulse, which can be felt on your:

  • Wrists
  • Inside of the elbow
  • Side of the neck
  • Top of the foot

Place your finger (not your thumb) over your pulse and count the number of beats in 60 seconds to get your heart rate. 

According to the American Heart Association, a normal adult resting heart rate is between 60 beats per minute (BPM) and 100 BPM for people 15 years and older. 

Causes of a high resting heart rate may include: 

Serious conditions that can cause a fast heart rate include: 

What Are Normal Heart Rates by Age?

Normal heart rates by age are as follows:

Age range Heart Rate (beats per minute, or BPM)
Newborn 100-160 
0-5 months 90-150
6-12 months 80-140
1-3 years 80-130
3-5 years 80-120
6-10 years 70-110
11-14 years 60-105
15 years and older 60-100

When Should I Be Concerned About a High Resting Heart Rate?

Call 911 or get to a hospital’s emergency department (do not drive yourself) if you have an unusually fast heart rate accompanied by symptoms such as: 

What Is the Treatment for a High Resting Heart Rate?

When the cause of a high resting heart rate is a temporary condition, such as stress or too much caffeine, your heart rate will go back down on its own once the situation that caused it to be elevated resolves. 

If a high resting heart rate is due to a heart condition, treatment may include: 

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Reviewed on 4/21/2022
References
Image Source: iStock Images

https://www.heart.org/

https://emedicine.medscape.com/article/2172054-overview#a2

https://www.cdc.gov/physicalactivity/basics/measuring/heartrate.htm

https://healthcare.utah.edu/cardiovascular/conditions/racing-heartbeat.php

https://www.health.harvard.edu/heart-health/should-i-worry-about-my-fast-pulse