When running a marathon, your body goes into overdrive ... Getty Images) Performance Physique’s Head Coach, Arj Thiruchelvam, also adds that marathons cause substantial muscular damage ...

A lot. Your real-world and online running friends will share weekly humble brags about their long runs. People at 5Ks and 10Ks will tell you things like, “This is just a tune-up for my marathon” and ...

Some are now using wheelchairs, including the oldest who is 87. Despite it all, the Los Angeles Marathon's Legacy Runners have stuck to their mission: finish the race. Stream Los Angeles News for ...