U.S. doctors online nowAsk doctors free
A 31-year-old member asked:

Is it worrying for a 27 years old guy to have lots of grey/white hairs?

2 doctor answers2 doctors weighed in
Dr. Silviu Pasniciuc
Internal Medicine 28 years experience
Most likely normal: Few conditions may be involved, specifically thyroid disorder, B12 deficiency, but most likely it's just premature hair graying, a process otherwise physiologic that starts usually with variable intensity in the 3rd-4th decade.
Dr. Heidi Fowler
Psychiatry 26 years experience
Graying of hair is: related to genetic predisposition. Age of initial graying is largely a matter of genetics. However stressors: nutritional deficiencies, chemotherapy, traumatic head injuries, low vitamin B levels, zinc deficiency, severe illness, surgery & marked emotional stress may impact earlier depigmentation in people who are already predisposed to gray hair. Aging is a significant factor. In general –
Dr. Heidi Fowler
Psychiatry 26 years experience
Provided original answer
genetics plays the biggest role. So, I would not worry.
Sep 18, 2017

90,000 U.S. doctors in 147 specialties are here to answer your questions or offer you advice, prescriptions, and more. Get help now:

Ask doctors free
Educational text
Talk to a doctor
24/7 visits - just $39!
50% off with $15/month membership
Last updated Sep 18, 2017


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.