Why calorie counting can be so inaccurate

You’ll be glad to hear calorie counting is outdated. So why do we continue to use it as a guide to healthy eating? Well, it’s simple. A number is very easy to assess, count and act on. Also, it’s ­entrenched. … Read More

Stem cells can repair injured hearts

Before my granddaughter was born, when her embryo was six weeks old, her mum had an ­ultrasound scan. The ­obstetrician offered us a close-up of her embryonic heart. Yes, please, we said. And she focused in on what no one … Read More