Women in Vietnam a wife had to provide sex to her husband at his will. Violence against women was supported by more Vietnamese than Chinese. Domestic violence was more accepted by Vietnamese women than Chinese women. Some Vietnamese women from Lào Cai who married Chinese men stated that among their reasons for doing so was that Vietnamese men beat their wives, engaged in affairs with mistresses, and refused to help their wives with chores, while Chinese men actively helped their wives carry out chores and care for them. Vietnamese women are traveling to China as mail order brides for rural Chinese men to
Men who have sex with men individuals who have compromised immune systems, especially HIV. Unprotected anal sex is a risk factor for formation of antisperm antibodies (ASA) in the recipient. In some people, ASA may cause autoimmune infertility. Many countries impose restrictions on donating blood for men who have or have had sex with men, as well as their female sexual partners—see the maps. Most national standards require direct questioning regarding a donor's sexual history, but the length of deferral varies. Men who have sex with men Men who have sex with men (MSM), also known as males who have sex with males, are male persons