In men, male-pattern baldness can begin as early as the mid-teens. Heredity, androgen hormones and aging are the known culprits, although it's not yet known precisely how androgenic hormones affect hair follicles in producing hair loss. Nevertheless, the majority of males will be partly or fully bald by age 60. Hair is a serious matter whether we have it, or we are losing it. Western society puts a lot of emphasis on being bodily thin, but when it comes to our hair, thin is not the word we want to hear!