Is daily sexual intercourse necessary to boost libido? VnExpress Many people say men need daily sexual intercourse to stay healthy, boost libido, and enhance their virility, but is this true? (Tu, 30, Hanoi).
Does having sex three to four times a night cause erectile dysfunction later? VnExpress A 26-year-old man, recently married for over one month, asks if having sex three to four times a night is abnormal and could impact his sexual health and fertility in the long term. (Huy, TP HCM)
