This may be caused by not paying attention to exercise. If you don't exercise for a long time, your health will get worse. If you exercise too much at this time, it will lead to leg cramps. In addition, it depends on the warm-up before exercise. If you don't have proper warm-up activities, you may have leg cramps when running.

1. Why do you cramp your hind legs after running 5 kilometers?

This is a very common phenomenon. Nowadays, many young people want to change their pace of life and figure through exercise. Running is the best choice at this time, but there are also many places to pay attention to when running. If you haven't exercised for a long time, you must make an exercise evaluation according to your body. When the body is inactive for a long time and the leg muscles are stimulated, spasms may occur. This is a very common phenomenon, just keep exercising. When cramps appear, you can immediately relax your legs and massage them properly.

2. How to effectively relieve leg cramps?

If you plan to exercise by running, you must be prepared to warm up before running. Especially in the morning, the body is not fully awake, and some methods are needed to improve the body's heat. Simple warm-up activities can make the body adapt in advance, so that it won't cramp when running. In addition, remember to eat something at the beginning of running, don't exercise on an empty stomach, and replenish energy and water appropriately.

It's better to wait until the sun comes out, so that we can breathe fresh air. Exercise moderately, or you will make your body more tired. Be prepared before exercise, and scientific fitness is the most correct way.