Why it not advice able to have sexual intercourse with a woman on menstruation ?

Having sexual intercourse with a woman who is menstruating can increase the risk of infection for both partners. Menstrual blood can carry bacteria and viruses that can be transmitted during intercourse, leading to potential health risks. Additionally, some women may experience discomfort or pain during menstruation, making sexual activity unpleasant or even painful for them. It is important to communicate openly with your partner and respect their boundaries and comfort levels. It is always advisable to use protection and practice safe sex to reduce the risk of infection and protect both partners' health.