“Isometrics are a powerful training tool, especially for runners,” says Speer. “Holding positions for 30 to 60 seconds, such as lunges and single-leg balances help strengthen muscles, connective ...

So you want to run your first half marathon? You're going to need one thing: a desire to run … a lot. With the right approach, almost anyone can tackle 13.1 miles, but following a half-marathon ...