Sodium also helps regulate blood volume. Higher blood volume improves circulation, which allows oxygen and nutrients to reach ...

When training for a marathon last fall, I experienced serious calf tightness. It felt worst when I took my first few steps out of bed in the morning, like my ankles wouldn’t move. While that tension ...

Everything you need to know to master squat form, avoid common mistakes, and level up your training without a gym.

When IndyCar champ Tony Kanaan takes the wheel of his race car, his performance depends on more than just driving skill. Forces of up to 5 Gs-- five times the force of gravity -- push on his bones as ...