They have long been used in traditional ... study in Japanese adults aged 50 to 80 found that taking four 250 milligram tablets containing 96% lion's mane powder three times a day for 16 weeks ...

*In Agassi's 1999 autobiography Open, he admitted that during the '90s, as he began to lose his hair, the locks were part of a wig. The above photo is from the first time he wore the wig at the ...