Q. I am a single mother of a 13-year-old boy, and my sister and her family recently moved in next door. It's lovely for all of us, and my son spends lots of time at her house. But one thing's been worrying me. My sister and my teenage niece are strongly feminist. I'm most definitely a feminist myself, but they seem to see sexism everywhere and are very vocal about it.

Powerful enough to influence Westminster. Useful enough to pull in more than four million users. Yet spiteful enough to attract defamation cases. What's the deal with Mumsnet?

Q. At 38, I'm becoming fixated about losing my looks. I know there are so many worse problems to have, but privately, I mind like hell and I seem to have lost all my confidence. I've always been good-looking – I come from a good-looking family – and I admit I have taken advantage of this at times.

If you go down to the woods today...prepare to sweat, burn and have your stomach turned. The latest fitness fad is 'extreme outdoor exercise', and it's not for wimps, says Jamie Merrill.

Can the sportswear giant gamify your daily exercise routine?

It seems to be a function of the modern condition that we try to improve ourselves. Just who are we trying to fool?

Having a massage was something that the writer John Jeremiah Sullivan rather feared. But then he surrendered for the first time...

His diet is worth £80m and fans include the Middletons, but Pierre Dukan has stood down as a doctor and is accused of harming health. Patrick Strudwick met him

The fitness craze is taking over the world, to the delight of its three founders. Charlotte Philby ventures into the world of neon crop-tops, evangelical workouts and branding, branding, branding.

It all began with gum and skin patches in the early 1990s – ways of getting nicotine into the bloodstream without the need for a cigarette.

Olympic athletes all need a good warm-up routine. But flexing your muscles makes for a great workout in its own right

The first maxim of Run Dem Crew, in spite of all the evidence before my eyes, is: "It's not cool." The second, again in apparent contradiction of the crowd limbering and lacing up around me, is: "This is not a running club."

From Olympic lanes and local baths to luxury spas and secluded streams, Rhiannon Batten finds the hottest spots to cool off in this summer

Stop bleating on about Mars and Venus, says Men's Hour presenter Tim Samuels – the harsh realities of modern life mean that men and women are becoming more and more alike...

'I injected my friends and family'