Serena Williams: I almost died after giving birth to my daughter

Serena Williams has written about the complications surrounding the birth of her daughter in an opinion piece for CNN

Fit in my 40s: ‘I can now run for five minutes without wanting to die’

After eight weeks, I have learned what works. Listening to music? Yes. Taking the dog? No

Is your child at risk of brain injury from playing football or rugby?

Despite increasing concern about the long-term risk of dementia and other problems from heading a ball or tackling, children are still playing contact sports. Should you play it safe and stop them?

Fit in my 40s: ‘I’m at a boxing gym for people who don’t want to bleed, only to ache’

I hope this doesn’t sound prim, but I’ve never wanted to punch another human. I haven’t even wanted to pinch anyone since the 70s

Fit in my 40s: will trail running make me faster?

As soon as you are on grass, you are also on mud, twigs, stones and hillocks

‘I don’t do cheat days’: Dina Asher-Smith’s work/life balance

The 22-year-old sprinter on being in bed by 10.30pm, food as fuel and needing to grow up

Fit in my 40s: can a running coach make me go faster?

The personal trainer Matt Roberts is so high-end that David Cameron was a client. He’s going to assess my running style

Fit in my 40s: who knew buying running shoes was this complicated?

I feel a complete fraud: I have been running four times and pretended to go running a further three

Was Serena Williams unrealistic to try to return so soon after giving birth?

The tennis champion has withdrawn from the Australian Open three months after having her first child. So, when is the right time to come back to sport?