 Well, it's not a buildup when you have Parkinson's disease. You're losing stuff. You're losing everything. It's just leaving scar tissue. But, I mean, to build up the myelin, how long does it take? Yeah, to build up the myelin, yeah, it takes usually about anywhere from one month to two months to three months, depending on how serious the loss is. Michael J. Fox must have a lot going, right? Well, we've tried several times contacting him, and his front line said,