There are many causes of hair loss. Some are due to high fever, serious infections, major surgery, and in some cases emotional and physical stress causes hair loss. Other causes of hair loss include thyroid disease, lack of protein in dirt, low iron, and prescriptive drugs given for blood thymes, acne arthritis, and heart disease.

Hair loss can also occur in women who take contraceptives; as well as, after giving birth. Possible causes of hair loss comes from family genes and hormonal patterns. The developing of bald patches on the beard or on the scalp also causes hair loss. Men and women who often visit barber shops and beauty salons can contact ringworms, which also causes hair loss. In some cases adolescence experience hair loss from an illness or not eating properly.Androgenetic Alopecia is the most common cause of hair loss. When hair follicles stop producing hair growth hair loss occurs. Anyone can experience hair loss on the scalp, eyebrows, eyelashes, and body hair. If a man experiences genetic baldness it it not necessarily caused by hair loss. It is however caused by the body not being able to produce new hairs.

The signs of male genetic baldness is a receding hairline, thinning around the crown, and bald spots. Because of hereditary genes, males who produce testosterones are most likely to experience baldness. In pregnant females the normal shedding of hair per day is put on hold. Within 3 months the hair starts shedding rapidly. For most teens hair loss is temporary. Thyroid disease, teen medications, and skin disease are a few causes of hair loss in teens.When hair grows-it grows in cycles and eventually falls out. Even though hair sheds 50 to 100 hairs a day, scalp hair grows at about 6 inches per year. Hair is made up of protein which is required to help produce normal hair. Illnesses like thyroid disease, kidney and liver, cancer and lupus causes hair loss. Medications like Lithium, diet pills with amphetamines, and chemotherapy drugs are major risks of hair loss too. Alopecia Areata is a skin disease that causes hair loss on the scalp and other places on the body.

Trichotilloomania, a disorder that results in pulling on the hair also causes hair loss. People with eating disorders like anorexia and bulimia suffer hair loss. Chemically treated hair and hairstyles worn too tight damages the hair follicles that causes the hair to thin.