A new start after 60: I ran a 100km ultramarathon at 70 – despite my arthritis

Ken Campbell says he never liked sport, but then one day he kept his wife company on a trail run and discovered the joy of being out in the wild

How ‘circadian hacking’ can help with far more than sleep

Manipulating your body clock can improve health and productivity, writes Sally Howard

Private ultrasound clinics in the UK are profiting from our anxiety

Unregulated ultrasound clinics run without proper training are making money out of maternal fears

My in-laws won’t accept my post-chemo vulnerability. Do I confront them?

You are well within your rights to ask them to consider your weakened immune system. You deserve to feel safe – even if the chat causes tension

Short bursts of vigorous activity can cut risk of early death, study suggests

People who do three one-minute bouts of intense activity each day such as climbing stairs have 39% lower risk of death from any cause

The price of ‘sugar free’: are sweeteners as harmless as we thought?

The long read: We know we need to cut down on sugar. But replacing it with artificial compounds isn’t necessarily the answer

Strengthen your heart, bones – and maybe even your brain: a beginner’s guide to weight training at any age

A resistance workout is not just about adding muscle: it can bring a host of other proven benefits as well. So what is stopping you?

Noisy neighbours can make you ill – but it’s not the shouting and loud music you should worry about

From clanking and banging to sudden thumping, it’s ‘impact sounds’ that are the real health hazard, according to a new study

‘It’s hard not to get caught in the act’: meet the people who help total strangers

Charitable donations peak in December, but what about the rest of the year? Sally Howard meets the people dedicated to random acts of kindness – and learns why giving anonymously is even better for you

‘Dieting was my religion’: the appeal of an insidious culture when everything else seems out of control

Diets, like religion, offer community and control in an uncertain world. While we were never going to live forever, we are still lured by their promise