Common gene makes Africans more vulnerable to HIV
A gene that once protected people of African descent from malaria is now making them more susceptible to HIV infection
A brain of two halves
It was only when Jill Bolte Taylor, a neuroanatomist, had a stroke at the age of 37, that she fully understood the huge gulf between the left and the right parts of the brain. Emma Brockes reports
Lower fertility in men linked to obesity
Men wanting to start a family should lose weight, according to doctors behind new study
Obese men have less and poorer quality sperm
Fertility doctors advised obese men to lose weight if they want to start a family
Heart disease: US doctors back statins for 8-year-olds
Experts in UK, treating small numbers of high risk children, say wider use of drugs should be discussed
Men: is your clock ticking?
Alice Wignall: If you're in your mid-30s and you want to be a father at some point then the answer should, unfortunately, be yes
Scientists warn that biological clock affects male fertility
Women with partners in their mid-30s suffer more miscarriages than those with younger men, say scientists
‘Individual experience is the best guide we have’
Professor of complementary medicine Edzard Ernst investigates the extraordinary popularity of alternative therapies and asks: when it comes to relaxation techniques, how much proof should we require?
Diet: Women warned that junk food in pregnancy may hit child’s health
Researchers say experiment on rats applies to humans, and mother's bad diet can lead to overweight offspring
Are obesity pills a good idea?
Sarah Boseley: A pill to shed pounds would be a miracle. Unfortunately, diet drugs have a chequered history