You may have noticed a great divide in the fitness world between strength and endurance athletes and their approach to training routines. Avid runners and triathletes focus on their aerobic fitness for upcoming races—often to the point of neglecting the weight room. The same holds true for any strength athletes who spend little time away from their lifting routine to to focus on aerobic fitness. But the truth is, if you’re looking for a new PR on the race course or PB in the weight room, or if ...

Each year, as the weather begins to warm across the country, professional baseball players report for MLB Spring Training. They come to prepare for a long grueling season of 162 games... and, like the fans that watch them, they all hope for more. In fact, a few stellar MLB players are avid InsideTracker users, and they told their story recently to MLB.com.  The drive to gain a few pounds of muscle, add another rep, and recover one day quicker, is commonplace for anyone actively strength ...