medical Definition of nodule : a small mass of rounded or irregular shape: as a: a small abnormal knobby bodily protuberance (as a tumorous growth or a calcification near an arthritic joint)
A treadmill allows you to adjust your walking speed and incline, giving you the opportunity to optimize your walking workout. Photo Credit IT Stock/Polka Dot/Getty Images. Regular exercise, such as walking, is essential for health and one of the most important things you can do for yourself.tress Relief. Walking has benefits for your mental health, too. Regular exercise can improve your thinking, learning and mood by reducing your risk of depression and relieving stress. Walking can also help improve your sleep.
Walking is good for your bones. Research shows that postmenopausal women who walk approximately one mile each day have higher whole-body bone density than women who walk shorter distances, and walking is also effective in slowing the rate of bone loss from the legs. Walking helps alleviate symptoms of depression.