Size matters: the benefit of having big balls. Andrew Griffiths talks to Allan Pacey, Britain's first Professor of Andrology, about the effect of testicle size on reproduction and why he's concerned about young men consuming protein powder. Men with big testicles produce more sperm Photo: Stephen Goodwin / Alamy.
genital herpes affects the skin or mucus membranes of the genitals the virus is spread from one person to another during sexual contact there are two kinds of hsv hsv 1 most often affects the mouth and lips and causes cold sores or fever blisters but it can spread from the mouth to the genitals during oral sex
1 HSV 1 usually causes herpes on the mouth. 2  People with the virus can get cold sores or fever blisters on the mouth. 3  HSV 1 can be spread to the genitals during oral sex.4  HSV2 usually causes herpes around the genitals or anus. 5  People with this virus can get sores or blisters around the genitals or anus. HSV 1 can be spread to the genitals during oral sex. 2  HSV2 usually causes herpes around the genitals or anus. 3  People with this virus can get sores or blisters around the genitals or anus.