4Ts of diabetes

Children need to know the warning signs of diabetes, says charity Diabetes UK. Easy to remember, the 4Ts will help them and their parents identify...

The lesser of two heart attacks?

Let's start with the good news. If you are unlucky enough to suffer a major heart attack, you are more likely than ever to survive...

You are what you eat

A major weakness in all nutrition and diet studies is that we have no true measure of what people eat. We rely solely on people...

Hero to zero – sugary drinks

Logically, it seems like a good idea to switch from sugary drinks to versions made using artificial sweeteners. You get the same sugary taste without...

All the colours of wound care

Yellow, green, brown, blue, pink and black: not the potting order for the coloured balls in snooker, but the colours in some of the worst...

HIV test performed on USB stick

Ten years ago, I was based in South Africa and involved in scaling up treatment for people with HIV. That country has one of the...

Good sperm guide

There was a time when infertility was seen as a women’s problem. Not anymore. Older dads are more likely to pass on genetic mutations to...

10 Things you didn’t know about sleep

We all need to sleep, and lack of sleep is linked to depression, behavioural disorders and some of our leading preventable diseases including obesity, heart...