Hey there readers!  Welcome to Day 1 of the Simple Fitness 30-Day Challenge.  I am so excited to get this going!  Each day, I’ll post a new online video, each free on YouTube, by a fitness expert whose videos that I’ve used and enjoyed.  Don’t worry, we’ll start small (but not necessarily easy) and work our way up to longer and harder videos.  But before we get started, a few words on warming up and cooling down.  It’s important that you do both before and after your workout.  I know time is often short, and I’ve certainly taken my share of shortcuts over the years.  But I’ve learned over time…