Can a person be too flexible?

There is some evidence that an excessive level of flexibility can result in a decreased degree of joint stability. Once you stretch a muscle beyond 20 or 25 percent of its resting length, you begin to damage a muscle. There is a point where you can only stretch the...

I sweat profusely during my aerobic workout. Does this mean I’m out of shape?

Profuse sweating is caused when core body temperature increases significantly during exercise due to metabolic heat production. The brain signals the body to dispel the excess heat through sweat glands to cool the body down. Generally, the fitter someone is, the more...

How do I prevent getting a side stitch when I run?


Side stitches are thought to be muscle spasms of the diaphragm muscle, just below your lungs. Most runners find stitches go away as their fitness improves. There are many suggestions, but what works for one person may not work for you, so experimentation may be needed...

Should I only do steady-state runs? Or should I mix it up?

If you’re new to running, just start with regular running – don’t add intervals. Your goal is to let your body adapt to the basic activity of running, and you should do this gradually. Once you’re passed the beginner stage of running, you’ll definitely benefit from...

Which is the best choice at the gym: bike, elliptical or treadmill?

In order, the treadmill is the best, bike is second and elliptical is definitely third. Running on a treadmill is the closest thing to simulating actual running, and you’re getting the most complete full-body workout with the least restricted range of motion. On a...

Should I run when I’m sick?

Use the above/below the neck rule. If your symptoms are above the neck such as a runny nose, sneezing or sore throat, you can run. Just take it easy and don’t do any intense workouts. Be sure to be aware of any symptoms such as dizziness, nausea or profuse sweating....