Planks: Doing a plank helps improve core strength and stability while strengthening the abdominals, back, and shoulders. Start with a 20-second plank, and as you get more comfortable, hold it for as ...

I've had success with Higdon's approachable structure, Pfitzinger's scientific periodization, and learned valuable lessons from Hanson's cumulative fatigue philosophy.

FOR YEARS, the fitness world has pitted pilates and strength training against each other. Strength training loyalists argue that barbells, dumbbells, and progressive overload are the only true path to ...