Why do we need exercise?

Exercise strengthens our muscles and preserves the mobility of our joints. It helps the function of the lungs and improves circulation. It reduces the chance of heart attack. In diabetics, it controls blood sugar. Regular exercises help to reduce weight, prevent constipation and make you sleep better. It also relieves stress and depression. Most importantly, it not only keeps one fit, but also makes one feel fit.

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SET YOUR PACE WITH PACEMAKERS

The idea of having a pacemaker to control your heart may at first appear daunting. The good news is that living with a pacemaker is not a difficult thing so long as one can get back to one’s usual life. What is a heart block and when is a pacemaker necessary? Electrical stimulus is necessary for the heart to beat. Electrical circuit located in the heart muscles ensures regular and synchronous contraction of the chambers of the heart. Heart block results when there is a failure of initiation or conduction of electrical impulse through the heart resulting in slowing of the heart beat. The slowing of the heart rate may cause breathlessness, dizziness and even blackout. Pacemaker is necessary when heart block is causing symptoms or has the potential to cause death. What are the causes of heart block? Premature ageing of the electrical circuit is one of the many causes of heart block. Heart block may also be associated with heart attack or diseases of heart muscles and he...

How active should one be and what type of exercise should one do?

Being more active will mean different things to different people. It depends on your age, lifestyle and associated medical conditions. The first step should be to ascertain whether you currently do at least 30 minutes of ordinary physical activity (such as walking) in the course of one day. More intense exercise such as jogging for 20 minutes may substitute for 30 minutes of brisk walking. If you find you enjoy being more active, then you can gradually step up your activities. By exercise is meant physical activity. This not necessarily means taking up a sport or lengthy exercises. Everyday ordinary activities such as walking or climbing stairs do also contribute to physical activity. Aerobic exercises such as brisk walking, swimming, cycling are good for the heart. You yourself will be able to make out the right intensity of the physical activity. Put in a fair amount of effort so that your breathing becomes faster than normal, but not so much that you are gasping for breat...

Dr. Suvro Banerjee

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