The loss of skin cells from the scalp is a normal part of the life cycle of skin cells.
Excessive flaking of the scalp, or dandruff, is a common cosmetic problem experienced by millions of people.
Dandruff is a skin condition that mainly affects the scalp
Dandruff is not contagious and is normally not a serious problem.
Some people with excessive dandruff may feel intense itching and patches of flaky skin on the face or elsewhere are actually a form of eczema referred to as seborrheic eczema.
It can result in social or self-esteem problems.
we don't know exactly whare the causes, But we know some contributing factors including:
➤It may be related to a fungus known as malassezia (formerly termed pityrosporum) that lives on the scalp of most people.
➤Overgrowth of the fungus results in the flakiness of the skin characteristic of dandruff.
➤Hormonal changes, stress, neurologic disorders such as Parkinson's disease may worsen it
➤There is also some evidence that dandruff may run in families.