Learn about the most common type of hair loss in men, which is linked to genetics and male sex hormones. Find out how to diagnose, treat, and cope with male pattern baldness. Learn about male pattern baldness, a common type of hair loss that affects men. Find out the symptoms, causes, diagnosis, treatment options and prevention tips from Cleveland Clinic. Learn about the common type of hair loss in men, which is caused by hormones and runs in families. Find out how to cope with baldness, when to seek medical help and what options are available for medication or surgery. Pattern hair loss, also known as male or female pattern baldness, is a common type of hair loss that affects the scalp. It is caused by genetic and hormonal factors, and can be treated with medications or surgery.