COMMENT: We don't know what the long-term effects are of cutting out whole food groups.

It's time to combat those UV rays with more than just sunscreen.

Doctors were left "astonished" when a man coughed up a perfect cast of one of his lungs.

Want to be a millionaire? Better start working on your self-control.

Former Kiwi swimming champ shares how he found fitness again, and how you can too.

Gift of $9 million to finance Starship children's hospital training on medical manikins

Think you know what makes a psychopath? Think again.

Experts explain the science behind this puzzling phenomenon.

While in Vanuatu, Michael shared his tips on using the local produce to create a healthy and affordable diet.

A psychotherapist imagines NZ if new mental health recommendations were implemented.

And what to eat instead this festive season.

Rachel Paine was living in Australia when diagnosed and needs special drugs every two weeks to help keep her alive. They’re not funded in NZ, and cost $600k a year.

Hilda Hango is an athletically built woman of 22 who is hoping she won't need to have her leg cut off. Video / Chris Tarpey

Does a $7.30 coffee sound outrageous to you? Here's why it might be totally reasonable.

Study finds fries so unhealthy you should only ever eat this many at once.

"They don't have enough knowledge about diabetes and they come up with all sorts of thoughts - oh, I was punished by something, or I was poisoned." Video / Chris Tarpey

Nearly a quarter of Vanuatu's population of 280,000 have diabetes. There is a huge number of people who may not know they have the disease and will go blind without treatment. Video / Chris Tarpey

Karlpat Edul doesn't look the type to have had his life put on hold by a disease like diabetes. Video / Chris Tarpey

Clerence has dense cataracts and diabetic retinopathy, whereby the disease causes bleeding at the back of eye. Video / Chris Tarpey

Cranking up your sauna sessions can cut the risk of heart attacks by as much as a quarter.

You might want to stop taking your phone with you to the toilet.

Researchers estimate that about 1 in 100 people are psychopaths.

COMMENT: Have you noticed that not all is as it once was in meat section of supermarket?

A larger pour of wine on menus scrutinised by the Herald equated to a third of a bottle.

COMMENT: Do you feel unfit but wish you were "run-fit"?

Leading a busy life is no excuse for ignoring the importance of balance.

But there's one thing that remains, writes Cynthia Miller-Idriss.

The 36-year-old mother tragically passed away after trying to 'improve her appearance'.

Summer is here and making a splash – but is your family water-safe?

Secret Santa can be fun or a total disaster, as these Kiwis reveal.