There are many types of hair loss, mainly including androgenic alopecia, neurogenic alopecia, endocrine alopecia, nutritional alopecia, and physical alopecia. Androgenic alopecia is clinically known as seborrheic alopecia, while neurogenic alopecia is also called alopecia areata. Therefore, if you notice a significant amount of hair loss, it is essential to promptly identify the cause. In addition to the types of hair loss mentioned above, there may also be chemical-induced hair loss, infectious hair loss, symptomatic hair loss, congenital hair loss, seasonal hair loss, and other types.