- Crunches are the key to flat abs. Truth: Engaging your entire core is much more effective. Try planks and bridges.
- Running is bad for your knees. Truth: A Stanford study found older runner’s knees as healthy as non-runners. But women are much more susceptible to injury due to quad/hamstring imbalance.
- Stretching helps your body recover faster. Truth: Stretching does not reduce muscle soreness or speed tissue repair. But it does help with joint flexibility.
- The more you sweat, the more you burn. Sorry, but sweat and calories are not significantly related.
Now you know!!