You can usually safely work out with "above-the-neck" symptoms like a runny nose, but it's best to lower your intensity. "Below-the-neck" symptoms, such as nausea and vomiting, are signs to stop ...

The thought of exercising while sick can make you queasy, but you may be itching to move your body if you have a light cold or cough. Before you hop on the treadmill to "sweat it out," though, you ...