There are many grey hair reasons. Although white hair is characteristic of aging colorless hair strands can appear at any age even while youre still in high. Premature Gray Hair Mostly Salt And Pepper Looks Beautiful How you cope however is up to you. Grey hair in young age . In rare cases going gray may present itself as a medical condition. Some of them are related to lifestyle. Heres what you can do if youve come early to the graying game blame genetics. Gray hair at 25. Medical citation needed in some cases gray hair may be caused by thyroid deficiencies waardenburg syndrome or a vitamin b 12 deficiency. It could signal one of these health issues including heart disease or vitamin deficiency. White hair is more noticeable in people with a darker hair color. Anthony oro professor of dermatology at stanford university. Some lifestyle causes of premature greying are smoking faulty diet stress and unhealthy h...