Add 3 to 7 Years to Your Life, No Gym Required

By Dr. Mercola

While a regimented fitness routine is certainly part of a healthy lifestyle, what you do outside the gym is equally important. Most adults spend 10 hours or more each day sitting, and research1,2 shows this level of inactivity cannot be counteracted with a workout at the end of the day. To maintain health, you really need mild but near-continuous movement throughout your waking hours.

One strategy that has been shown to have a positive impact is simply to stand up more. Increasing your daily walking is another key strategy that pays significant dividends, both short term and long term. According to the World Health Organization, inactivity is the fourth biggest killer of adults worldwide, responsible for 9 percent of premature deaths,3 and walking more could go a long way toward reducing this risk.

Walking Produces Beneficial Biochemical Changes in Your Body

The short video above reviews what happens in your body while walking. For starters, when you take your first few steps, your body releases chemicals that give your body a quick boost of energy. Once you get going, your heart rate will increase, from about 70 to about 100 beats per minute. This boost in blood flow will warm up your muscles. As you move, your body will also increase production of fluid in your joints, thereby reducing stiffness.

Walking for six to 10 minutes can raise your heartbeat to about 140 beats per minute and trigger your body to start burning up to six calories per minute. While your blood pressure will rise from the exertion, this increase is counteracted by chemicals that help expand your blood vessels, such as nitric oxide. This expansion in turn allows greater amounts of oxygen-rich blood to reach your muscles and organs, including your…

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