Long-distance running can promote muscle contraction, thicken muscle fibers and make muscles more elastic, thus promoting calcium absorption and strengthening bone metabolism. The occurrence of osteoporosis is related to muscle atrophy.

Step 2 prevent colds

Persisting in long-distance running can also improve immunity and prevent colds. Because the muscles of long-distance runners are rich in protein, and protein is an essential component of immunoglobulin synthesis.

Extended data:

Matters needing attention in long-distance running

1, people with hidden diseases are not suitable for long-distance running.

People with cardiovascular and cerebrovascular diseases, as well as elderly people with hypertension and diabetes, are not allowed to do long-distance running, which will lead to physical discomfort.

People who don't do physical exercise every day are not suitable for long-distance running.

People who don't have physical exercise at ordinary times, exercise more than usual load, resulting in excessive exercise tension, which will lead to sudden death or other sports injuries. Not suitable for long-distance running. In addition, those who have discomfort symptoms such as chest tightness, headache and dizziness during light activities are not allowed to run long distances.

People's Daily Online-Don't ignore the three points for attention that long-distance running can prevent osteoporosis.

Baidu encyclopedia-long-distance running