The osteoporosis thing has mostly be debunked. It's old women who can be effected by it, most everyone else isn't. Of course living vegan can be healthier if you get your blood levels checked regularly and take supplements, but most of the food tastes worse too. It depends on what's more important to you personally. The linked article's study, to me, is compromised, they even admit it themselves by acknowledging it's more a general animal protein thing.