Weight lifting doesn't necessarily increase life expectancy, but it does increase your quality of life, especially in later years. Basically, when you're old, w

Weight lifting doesn't necessarily increase life expectancy, but it does increase your quality of life, especially in later years. Basically, when you're old, weight lifting allows you to keep moving around and carrying stuff. While I agree having big biceps is mostly useless, core training (squats!) is extremely helpful for pretty much everyone.