Or, jagger had something "done" he's near 80 and no Grey hair?Mick Jagger and his father:
View attachment 168495
My father is over 60 years old. He has full hair Norwood 2 type.
We have almost the same face, but the hair I have certainly not inherited from him.
So much for the ridiculous thesis:
Father bald = son bald
or
Father full hair = son full hair.