Gay men and lesbians are putting their health at risk by abusing drugs
Homosexuals are more than three times more likely to use illicit substances, study reveals
HIV cases double among the over-50s
Changing sexual behaviour and new partnerships increases the number of HIV and Aids cases in an older generation
One in seven girls pregnant by age of 18, government study finds
Teenage pregnancy even higher in poorest and worst-educated families – but overall figure at lowest for 20 years
How can we balance personal freedoms with public health?
Lindsey Davies, new president of the Faculty of Public Health, talks to Denis Campbell
Law should not reinforce HIV stigma
Matthew Weait: Discriminatory laws are impeding HIV prevention efforts across the world and have no claim to our support
India’s sexpert no substitute for education
Sarika Bansal: The rejection of sex education by parliament has left Indians relying on a newspaper column for advice on basic biology
Fifty years of the pill
Since it was introduced in 1960, the pill has been blamed for promiscuity, hideous side-effects and even destroying marriage. But the world's most popular oral contraceptive has also liberated millions of women. Is it time we showed our gratitude?
World Cup 2010: Fifa blocking condom distribution at venues, say Aids groups
Fifa's sponsor-only restrictions on venues will prevent fans gaining access to condoms, warn campaigners
Pakistan’s hijras deserve acceptance
Mustafa Qadri: Pakistanis must challenge the routine prejudice that condemns an ancient transgender community to violence and ridicule
Marie Stopes launches first UK TV ads for abortion services
Controversial campaign aims to 'empower women to reach confident, informed decisions about their sexual health'. By Mark Sweney