Dr Ross Walker looks at why Australia has avoided significant problems related to COVID-19 compared to other countries.

Dr Ross Walker explains the main types of coronavirus that affect humans, including COVID-19.

Dr Ross Walker takes a look at research into the links between mobile phone use and brain cancer.

What we can learn from the 'Blue Zones' around the world where people live into their 90s and 100s.

Dr Ross Walker shares his anti-aging tips.

Dr Ross Walker explains why he believes Vitamin B3 is one of the best nutrients you can take.

Dr Ross Walker explains why he believes energy drinks should be banned and why you should limit your intake of soft drinks.

Dr Ross Walker suggests five things you can do about osteoporosis before you start needing medical therapy.

Dr Ross Walker shares the details of a study which found that exercise - in combination with restricted calories - can lead to weaker bones.

Dr Ross Walker suggests four more ways to help control blood pressure, including three natural options.

Dr Ross Walker believes that blood pressure is ten times more important that cholesterol for people over 60.

Dr Ross Walker shares some information about celiac disease and gluten sensitivity.