Obesity does not directly lead to male dysfunction, but obesity can affect hormone levels, leading to symptoms such as three highs and decreased physical fitness, and these factors will affect male sexual function to a certain extent. 1.. Influence hormone levels: If men are too obese, it may lead to lower levels of androgen and higher levels of estrogen in the body, thus causing erectile dysfunction. 2. Three highs: men who are too obese can easily cause three highs, which to a certain extent can promote the formation of atherosclerosis, affecting the blood supply of the spongy body, thus leading to erectile dysfunction. 3. physical decline: obesity often may affect the body’s respiratory function as well as the ability to exercise, may lead to physical decline, and ultimately affect sexual function. If a man is too obese, he should control his diet and exercise to avoid male dysfunction caused by obesity.