Health

Isometric exercise: Using body weight to lower blood pressure

When you think about exercise, sweating through a cycling class, adding up miles from a brisk walk or pumping iron in the weight room may come to mind. But there's a different form of exercise that uses something besides ...

Health

This is how tobacco damages our cells

My father smoked a pipe for some time, and I vividly remember that sticky black substance—tar—which stuck to the device's filter. Now imagine this stuff going into your lungs, and coating their walls. The picture is unpleasant, ...

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