Patterned baldness is a sreious problem which varies very significantly from people to people depending on genetic background. Study suggests that mid-frontal hair loss increases with age. Nearly one-fourth of people suffer from hair loss by the age of 30; there is 58 % probability of person having the hair loss gene leading to baldness.
In males hair receding from the side of the forehead is called receding hairline. They are evident in males above 20 and in some persons in their late teenage years.
Some type of hair loss is as follows:-
• Traction alopecia is found in people with ponytails and those who pull their hair with excessive force.
• Trichotillomania is a type of hair loss caused due to excess pulling of the hairs. It occurs more in children than in adults.
• Telogen effluvium is caused due to chemotherapy and causes acute hair loss.
• Iron deficiency leads to thinning of hair, though it is not very common.
• Mycotic infections may also cause hair loss.
• Spot baldness can cause baldness ranging from one body part to another.
• Hypothyroidism causes frontal hair loss, in this case there is loss of hair around the eyebrow.
• Hyperthyroidism is a parietal hair loss.
• Temporary hair loss can occur in areas where sebaceous cysts are present.
