I usually take one or two erectile dysfunction pills before intercourse. How does long-term use affect sexual desire? (Trang, 26, Hanoi)

Obesity can reduce testosterone levels, damage blood vessels, and disrupt metabolism, thereby decreasing male libido and fertility.

Many say sex helps relieve tension and stress, but does engaging in sexual activity while angry reduce libido, diminish quality of life, or even lead to a loss of behavioral control? (Hoa, 22, Hanoi)

I find watching sex films makes my body excited and relaxed, but does watching too much cause desire disorders and affect health? (Tung, 55, Hanoi).

For over a month, my wife has been supplementing my diet with raw oysters, grilled oysters, and oyster soup to improve premature ejaculation, but I still lack interest. Why is this, and do I need a medical examination? (Minh, 39, Hanoi)

My girlfriend advises me not to masturbate because it causes loss of sensation during real intercourse, but I find this act increases arousal, so what is an appropriate frequency? (Tung, 25, Ha Noi)

Living under the constant pressure of a wife's criticism, men often lose self-confidence, entering a vicious cycle of erectile dysfunction.