"I see that you signed up for the 90-day Challenge. Are you going to do it?" This was the email that I received from Jamie Swagler, the Owner of Swagler Strength and Performance in the beginning of January, 2014. I had signed up for the Challenge, but I was still unsure so I had not fully completed the registration. Jamie's question was a simple one, but also so complicated. If I responded, yes, then I felt like I was about to step off of a cliff. If I said, no, then I wo [...]