Val Kilmer weight loss horrors: what's behind Kilmer's mysterious gaunt body, weight gain?

Val Kilmer has experienced one of the most shocking cases of celebrity weight loss ever. As a buff and sexy hottie in "Willow," "Batman," and "Top Gun" Kilmer literally ballooned to unrecognizable. But then Kilmer was spotted not too long ago looking positively gaunt and sickly thin. Being a very private person, he kept mum about rumors of illness. But the whole story of Kilmer's weight loss was revealed recently and it will horrify you.  Val Kilmer weight loss horrors: what's behind Kilmer's mysterious gaunt body, weight gain?