Having these suddenly though i am having pcos but i never had issues with hair. Yes, have been in a lot of stress and diet has not been good.Due to greys i have to get root touchups. I saw underarm hair pubic hair too a bit white? How can this be reversed or stop? Is it stress? I have been very depressed and stressed lately . How can i makntain diet or include which food? What should i work on? This is very recent and i am worried. My sleep cycle also not good . I want to give my best for health looking for valueble suggestions by experts