If you have what feels like razor bumps or acne on the back of your neck or scalp, you may have acne keloidalis nuchae. Find out what can help. It can smooth out deep wrinkles and lines, but the ...
On the skin, lichen planus often causes bumps that are shiny, firm, and reddish purple. Sometimes the bumps have tiny white lines running through them. These lines are called Wickham’s striae. When ...