Sit-ups are an exercise that can be performed by both men and women in daily life, which is helpful for sexual function. Sit-ups can be exercised to the lower abdomen, back, buttocks and other parts of the body, requiring long-term persistent practice to see results. The proper do sit-ups can regulate human autonomic function, improve the secretion system to increase androgen, enhance libido, male long-term practice can extend the time of sexual life, sit-ups can not only improve sexual function, but also to maintain good physical condition, improve their own physical quality. Everyone’s physical condition is different, the practice time is different, at least 2-3 months of exercise, it is recommended that the practice of sit-ups is best done every night before bed, try not to be less than 20, the effect will be more significant.