Grandpa is not bald, dad is bald, son may inherit baldness.
Baldness generally refers to androgenetic alopecia, mainly related to androgen metabolism, mental factors, infectious factors, etc. can also trigger or aggravate hair loss, the initial stage of this disease appeared on both sides of the forehead sideburns gradually expanding upward, the hair on the top of the head gradually sparse, usually not accompanied by obvious discomfort symptoms.
Androgenetic alopecia has a hereditary tendency, if the father is bald, the chances of the son appearing bald are much higher than normal, but it is not absolutely hereditary. Therefore, a son may inherit baldness, but not necessarily baldness.
Androgenetic alopecia can be treated by medication, hair transplantation, etc. At the same time, it is necessary to develop good living habits, such as ensuring enough sleep, avoiding staying up late, avoiding excessive tension and depressing emotions, and exercising appropriately, etc., which can help alleviate the symptoms.