Why swimming?

     Some people may have a confusion that why we should swim and why we should start learning it from zero. I can understand these kind of questions since I've also asked myself about that before I started to learn. There are numerous of sports which are beneficial to us to enhance health but why I have to learn something that I don't familiar with? However, there's no doubt that swimming really bring us lots of advantages and let me show you how good it is.

1. Strengthen the cardio muscular function: the blood circulation is faster and the oxygen can be provided to the muscles and organs faster, then go back to the heart again. After a period of time, the loading of your heart will be reduced due to the increased efficiency of each pump of blood.
2. Enhance the immune system: frequent swimming with the water temperature as 26-28 degree can help your body to adapt and balance the heat by the nervous system, the metabolic rate can also be enhanced so the risk to get sick will be reduced.
3. Maintain the healthy body shape: every part of your body muscles are recruited and the body fat can be burned efficiently, therefore the body shape is comprehensively developed.
4. Strengthen the respiratory function: the respiratory muscle will be stronger and the lung volume will be increased after some time of swimming training.

     Swimming is definitely good for the elderly and pregnant women since they may have a higher stress on the knee joints due to the degrading and the excessive weight increment. Therefore, exercise on the ground may be the high impact one for their knee joints and swimming can solve the problem completely.

     Why confuse? Go to swim and practice more is definitely good for you!