Infertility is defined clinically in women and men who cannot achieve pregnancy after 1 year of having intercourse without using birth control, and in women who have two or more failed pregnancies. Studies suggest that after 1 year of having unprotected sex, 15% of...
Men, that ticking you hear might be your biological clock. As women age, fertility wanes, and the risk of genetic problems in their babies increases. Now, a growing body of research suggests that middle-aged men might be more likely to father children with mental...
Understanding how sex affects your brain can improve your roll in the hay, and it may also shed light on other parts of your health. It’s not the easiest subject to study—test subjects might have to masturbate in an MRI machine—so research is still developing....
Delayed ejaculation can cause psychological distress for the man who has the problem, and create stress between sex partners. The problem – a relatively rare sexual dysfunction of both medical and psychological causes – is often misdiagnosed. What is...
New research from scientists in the UK and France suggests that human exposure to aluminium may be a significant factor in falling sperm counts and reduced male fertility. Fluorescence microscopy using an aluminium-specific stain confirmed the presence of aluminium in...
Sometimes things take a wrong turn in the bedroom … literally. That’s because about 5%-10% of men have Peyronie’s disease, in which scar tissue causes a bend in the penis when it’s erect. This kind of angle may interfere with your sex life. Degrees of Difficulty...
