- Smoking constricts blood vessels in the brain, putting you at a higher risk for stroke.
- High cholesterol builds up inside the walls of arteries, clogging them and constricting blood flow.
- High stress and/or a sedentary lifestyle
We've heard it before, but that's because it's true: Diet and exercise can make an enormous difference in your health. According to fitness expert Bob Greene, 38 percent of American adults do not engage in any physical activity. Just a few minutes each day can lead to improved health. Because exercise dilates blood vessels, it makes the heart work less...and that's reason enough to get your whole body working!