Water is a liquid substance. It's a compound of Hydrogen & Oxygen. Fresh water has no color & shape. Water is found in seas, rivers, ponds & springs. We use it many ways. We drink water & quench our thirst. We bathe in it. We wash clothes & utensils with it. Water is essential for cultivation. We is useful to plants & other animals. Plants can't grow & animals can't live without it. So the other name of water is life.
Physical exercise means the regular movement of the limbs of our body according to rules. It is essential to keep our body fit & mind sound. There lies a close connection between body & mind. We can not think of a sound mind without a sound health. It is physical exercise which enables us to build a good health. Physical exercise makes our body active & the muscles strong. It also improve our power of digestion and blood circulation. It gives strength to our brain. A machine gets rust for want of proper use. Human body is also a machine. It becomes inactive & weak for want of exercise. So we should take regular physical exercise in order to maintain a sound health and lead a happy life.
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