Vitamin D

A lack of sunshine means your immune system doesn't work as well, and your defence mechanisms suffer similarly. Professor Steve Jones explains the role light plays in our health, and why we need to go… Audio

Despite prescriptions for Vitamin D supplements being on the rise, around 20 children each year are being hospitalised for rickets, a condition which affects bone development. Endocrinologist and… Audio

Christchurch native Rowan Bashford is living his best life in Iceland, where he runs a guiding company with his partner, Guðný Diljá Helgadóttir, and lives on a farm called Malarás in the Öræfi… Audio

New research suggests people on a vegetarian diet have healthier levels of disease markers than people who eat meat. Otago University's Dr Ali Hill joins the show to explain what biomarkers are, and… Audio

According to new research, almost 75 percent of healthy Australians aged over 70 years use complementary medicines, either daily or occasionally. But how necessary are these supplementary medicines… Audio

Research shows that when we spend time outdoors, we are more active. And in addition to the benefits of physical activity, there are numerous benefits of engagement with nature. Health geographer Dr… Audio

Vitamin D has a limited lifespan in the body, so do we need a top up in winter? And if so, just how much do we need? Dr Pamela von Hurst joins the show to discuss how to get your daily dose. Audio

Gary McLean is a professor in molecular immunology at London Metropolitan University who specialises in infectious diseases, immunology and antibody engineering. He discusses the big international… Audio

Gardening is more than a relaxing hobby. It's good for your health, whatever age you are. Dr Harriet Gross is a psychology professor at Lincoln University in the United Kingdom. She explains why… Audio

With the days getting shorter, have we stored enough vitamin D from the summer sun to get us through the winter? Dr Pamela von Hurst explains how long our vitamin D stores last, and the best ways to… Audio

Kim Hill talks to Dr Richard McKenzie, emeritus atmospheric research scientist at New Zealand's National Institute of Water & Atmospheric Research. His research includes studying how much ultra-violet… Audio