Dandruff (seborrhoea) is a common skin problem of the scalp that all people experiences. Dandruff is shedding of dead skin flakes as the skin is constantly renewing itself, causes flakes of skin to appear which is marked by itching. It affects not only the scalp but also ears, sides of nose, beard and eyebrows. The good news is that dandruff usually can be controlled. Mild cases of dandruff may need nothing more than daily shampooing with a gentle cleanser. More stubborn cases of dandruff often respond to medicated shampoos. A type of dandruff called cradle cap can affect babies. This disorder, which causes a scaly, crusty scalp, is most common in new borns, but it can occur anytime during infancy. Although it can be alarming for parents, cradle cap isn't dangerous and usually clears up on its own by the time a baby is 3 years old.