hair loss-any beficial yoga asanas?

hi,

i am asking it on behalf of my boy friend.

he has started his male patter baldness alopecia or something like that..its in early stage n he has started taking treatment at one of the clinics.

he is all stressed up,gets melancholy,get aniexty attacks at tyms(hehe believe me it heavy whn comes during sex time )
well he is getting grip on him now steadily

i would like to know what the best suited yoga asanas for healthy hairs,hair regrowth…..one i know is ‘shirsana’…would love to know if there are anymore asanas for haircare or to avoide hairfall n promote hairgrowth.

tnx.