U.S. doctors online nowAsk doctors free
Bainbridge Island, WA
A 19-year-old female asked:

How fast is too fast for a heart rate while exercising for someone with tachycardia? assuming non-smoker and no alcohol or drugs and otherwise healthy female in late teens to early twenties. tachycardia started a week ago with no identified cause.

3 doctor answers3 doctors weighed in
Dr. Charles Gordon
Specializes in Adolescent Medicine
Many reasons 4 tach: There are many reasons for tachycardia and you should be seen by a good electro physiologist and cardiologist to work it out. Different causes have different treatments. Cannot go into all of this in 400 spaces.
Created for people with ongoing healthcare needs but benefits everyone.
Dr. Satish Sundar
Pediatrics 35 years experience
Read on: Norml activity range for a 20 year old should be HR of 120-160, depending on the resting HR and degree of activity. There are many causes for tachycardia which is beyond the scope of this discussion. Someone with tachycardia should be cleared by a doctor for activity for sure.
Created for people with ongoing healthcare needs but benefits everyone.
Dr. Krishna Kumar
Psychiatry 56 years experience
Tachycardia: For Age 19, normal heart rate is 60 -100 beats/min. Exercise and anxiety can cause Tachycardia. Tachycardia starting a week ago at age 19 is likely due to sudden stress, such as fright with feeling of being overwhelmed or Anxiety. See Physician for possible Diagnosis of Fever, Hyperthyroidism, Anemia, B.P. Medications effect, or heart condition. See Psychiatrist for Stress Anxiety, Relaxation
Created for people with ongoing healthcare needs but benefits everyone.
Last updated Apr 8, 2016

Disclaimer:

Content on HealthTap (including answers) should not be used for medical advice, diagnosis, or treatment, and interactions on HealthTap do not create a doctor-patient relationship. Never disregard or delay professional medical advice in person because of anything on HealthTap. Call your doctor or 911 if you think you may have a medical emergency.