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.
How Long to Walk Each Day for Weight Loss. Aim for a brisk walk of 30 to 90 minutes most days of the week for weight loss. While you can break up your walking time into periods of 10 minutes or longer, you get an added benefit of burning fat when you walk for longer than 30 minutes at a time.