Can masturbation cause premature graying of hair?

No. There is no data that would suggest that this is possible.
No. The loss of pigment in hair comes from too rapid turn over of hair shafts from the follicles. Masturbation does not affect this at all.

Related Questions

Is there a relation between masturbation and premature graying of hair in teen boys?

NO. 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 – Read more...