I have a strange question, but stay with me: Have you ever thought about how long you can run without breathing through your mouth? In a dark basement in central London I recently discovered that, for ...

Three years ago, I was in the worst shape of my life. I had just finished a three-month stint in the hospital and undergone dramatic weight gain from the medication I was taking. I felt winded just ...

Whether you should do cardio or weights first depends on your fitness goals. Do you want to burn fat? Build muscle? Here’s ...