Angriest Trainer 41: Flu Shots, Dehydration, and Back Pain

Vinnie and Anna discuss the mindless morning chat shows, flu shots, dehydration prevention (hint: it's not what you think), how to gain lean muscle mass for men, and how to get rid of back pain. Waterlogged: The Serious Problem of Overhydration in Endurance Sports and Healing Back Pain: The Mind-Body Connection are recommended reading materials.