A 41-year-old member asked:
What does it mean if a skinny girl with a fast metabolism exercise just one part of her body all her life?
1 doctor answer • 1 doctor weighed in

Dr. Kyle Dicksonanswered
Orthopedic Surgery 33 years experience
That one part is fit: Look at tennis players. The arm they use becomes very developed in strength and definition. The fast metabolism is somewhat irrelevant to the exercise.
4.9k viewsAnswered >2 years ago
Last updated Aug 20, 2013
People also asked
Connect with a U.S. board-certified doctor by text or video anytime, anywhere.
24/7 visits - just $39!
50% off with $15/month membership
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.