I can’t maintain an erection with my new boyfriend

Pamela Stephenson Connolly: I’ve been engaging in random sex with people I don’t know. Now I’ve met this guy and we’ve decided we quite like each other. But sex has become impossible

I’m stressed at home and work, and now I can’t maintain an erection

I’m 24 and my sex drive has diminished after a stressful and frustrating few months. What can I do? Pamela Stephenson Connolly advises a reader

The claims against Jian Ghomeshi show we still need to talk about sexual consent

Kitty Stryker: It’s too easy for abusive people to leverage the idea that consent and communication isn’t ‘sexy’ against their victims

‘Today we’re talking masturbation’: sitting in on a sex education class

As bill to make sex education a statutory requirement gets its second reading in the Commons, Sally Weale attends a lesson

How household plastics could ruin your sex life

Paula Cocozza: Phthalates are found in numerous items around the home, and even in food packaging. So it’s a little worrying that they are being linked to, among other things, a decrease in libido in women

Men deserve everything women get: waiting periods, purity control and science-free sex education

Jessica Valenti: It’s time to end the battle of the sexes and protect men with the same zeal as we do women

Sex therapy: Stop trying to be ‘normal’

Three experts talk to Anna Moore about how sexual expectations are changing and the issues that they are asked to address

Sex Uncovered: austerity-hit Britons have sex less than once a week, poll finds

Observer sex survey finds sharp fall in reported sexual activity since last study in 2008

I have cancer and feel guilty for losing my libido

I am about to start a sixth course of chemotherapy. I haven’t wanted to have sex for two years, and I worry about neglecting my husband

Inclusive sex education is vital – and British schools aren’t delivering it

Peter Tatchell: Why isn’t there a mandatory requirement to teach children about sexual health and diversity, including LGBT, in the same way as other curriculum subjects?