Whether the fetus is healthy or not has a great relationship with the sperm quality of the man, so the man should prepare the following contents when preparing for pregnancy:

1. Necessary pre-pregnancy physical examination, including routine hematuria, liver and kidney function, sperm survival rate, etc. This is often needed by hospitals to ensure the health of sperm produced by men and eliminate common genetic diseases;

2. Exercise properly and avoid strenuous exercise. Before both men and women are ready to conceive, men need to do some physical exercises to improve sperm quality, but avoid steaming sauna and wearing tight pants.

3. Diet, you need to eat more nuts and foods rich in protein. You need to give up smoking, but you can drink alcohol in moderation. You also need to eat more folic acid. Folic acid can not only improve sperm motility, but also reduce the risk of premature delivery and abortion in pregnant women.