Why do the majority of people that diet and lose weight put it back on? Plus, the hidden environmental triggers that encourage us to eat too much.

Like many people, Dr Shalin Naik believes he is lactose intolerant. He wants to know if there are any health risks to giving up dairy. Dr Sandro Demaio finds out how our diet can be used to treat depression.

Discover why sleep is imperative for healing, staving off disease and brain function. Dr Shalin Naik heads to a sleep clinic and finds out why we snore, if it's bad for our health, and most importantly, is there a cure?

Dr Sandro Demaio discovers what life is like for kids living with severe food allergies and checks out a world-first trial to cure peanut allergy.

We discover why pain is one of the most common reasons we visit the doctor and see how new research is shaking up our understanding of how it works.

Alcohol is often used to celebrate, but our doctors investigate the enormous impact drinking is having on our health.

With many of people not doing the recommended amount of exercise, sitting has become the new smoking. Dr Sandro Demaio checks out the seven-minute workout and Dr Renee Lim looks at the link between exercise and mental wellbeing.

Dr Shalin Naik debates the ethics of having his genomes sequenced. What could the consequences be if he proceeds with the test?

The doctors investigate the role our digestive system plays in our health - Dr Sandro Demaio reveals the contents of our gut and which body functions are supported by the 40 trillion microbes that live there.

Dr Sandro Demaio reveals which home remedies work and which ones don't. Dr Shalin Naik finds out what the difference is between colds and flu and what we can do to prevent them.

The Doctors explore our senses - Dr Shalin Naik finds out why hearing deteriorates with age, Dr Sandro Demaio busts some myths about improving your eyesight, and Dr Renee Lim explores the link between smell and memory.

Dr Shalin Naik examines the extent of male infertility, Dr Sandro Demaio reveals the raw truth about sexual disease in our communities and Dr Renee Lim explores the various contraceptives available.