Why does massaging the scalp promote hair growth?

I've read that it does promote hair growth but I'm wondering why is that?Why does massaging the scalp promote hair growth?
Massaging you scalp promotes hair growth by stimulating the follicle and increasing blood flow to them.


BUT don't be fooled. Your hair will grow 1/2 to 3/4 of an inch a month no matter what you do.Why does massaging the scalp promote hair growth?
Nena...U need 2 let me massage ye scalp ... we need meaningful research to find that one out.... I'll volunteer, I'm a quasi-socialist avid supporter of unrelenting altruism...





I also dance salsa and merengue...





Peace!