I am so excited to be sponsoring the 40 Day Challenge! A healthy lifestyle should be fun, and part of that fun is some friendly competition (and prize winning!). So what are we doing this time? 40,000 calories in 40 days! Yup, the challenge is to burn 1,000 calories a day, or the cumulative of 40,000 in 40 days. This is the main category in the challenge, but, there are also 2 other categories you can win in; weight…