The ability to move with speed, precision and power is important for longevity. Here’s how to gauge it and how to improve.

Agility is the power to move fast and with control — changing direction, speeding up, slowing down, and reacting instantly. It’s a key skill in almost every sport, like football, basketball, tennis, ...

When former Minnesota Twins slugger Harmon Killebrew passed away last month, it reminded me that one doesn’t need to be a great athlete to be a great player. Standing only 6 feet, Killebrew is second ...