Bumps that can appear on the scalp with a white tip is often the result of accumulated oils, bacteria and dead skin or related cells. Tea tree oil will often help to eliminate scalp eruptions or whitehead bumps. If tea tree does not prove effective than consult with a dermatologist.
Daily Hair Tip
If you lie on your back while you sleep this could cause hair stress leading to split ends in the back. To avoid hair stress tie hair back using a soft scrunchie band.