Different from running, walking and biking, it takes time to master the skill of swimming. However, swimming provides special benefits that some other activities can't offer. It's a full-body exercise. Swimming exercises muscles of your whole body. You'll use muscles (肌肉) in the arms to pull your body through the water. Besides, muscles in your shoulders and back give you more power and speed. It can be relaxing. Some call it mindful swimming. When swimming, you focus on your movement and breath. With the sounds of water, your stress can be reduced and then you feel relaxed. It may help reduce body fat. With a healthy diet, swimming can help reduce fat. A 10-minute swim can burn 60 calories (卡路里) at least. It's generally a safe sport. Sports like basketball and football carry a certain risk of getting hurt. Swimming provides a safer environment to work out in. It isn't a risk-free sport though. Make sure you're in a pool with lifeguard. It may improve your blood pressure. In a 2014 study, 62 women with high blood pressure joined in a swimming or a control group. Researchers found that the blood pressure of the swimming group dropped. But no changes were seen in the control group. |
