The FDA is protecting people against sham treatments. The whole reinjecting things that come from your body canard has been around awhile -- look at PRP treatme

The FDA is protecting people against sham treatments. The whole reinjecting things that come from your body canard has been around awhile -- look at PRP treatments for example. No compelling evidence exists that it actually works, but tons of clinics offer it because Tiger Woods got it once. There is a legitimate danger with stem cells that you could introduce cancer (this has happened in some studies).