Dr Kevin Fong examines what can be done to reduce the number of mistakes being made by surgeons in the operating theatre. Speaking to professionals in high-pressure careers - including airline pilots, firemen and Formula One pit workers - he explores the coping mechanisms they each employ when faced with emergency situations, and looks at how these tactics could be transferred to the world of surgery.
Our hard-wired stress response is designed to gives us the quick burst of heightened alertness and energy needed to perform our best. But stress isn’t all good. When activated too long or too often, stress can damage virtually every part of our body. Sharon Horesh Bergquist gives us a look at what goes on inside our body when we are chronically stressed.
When you eat something loaded with sugar, your taste buds, your gut and your brain all take notice. This activation of your reward system is not unlike how bodies process addictive substances such as alcohol or nicotine -- an overload of sugar spikes dopamine levels and leaves you craving more. Nicole Avena explains why sweets and treats should be enjoyed in moderation.
2014 • Health
Panorama looks at the breakthrough that could change the lives of everyone and everything on the planet. Gene editing is revolutionising medical research and could deliver new treatments - even cures for a host of diseases. It also gives scientists control over evolution, allowing genetic changes to be forced through species. But some are worried about letting the gene genie out of the bottle.
These days, transplant surgery saves thousands of lives every year and almost everything, from heart to eyes, can be replaced. But in the beginning, transplants killed rather than cured, because surgeons didn’t understand that they were taking on one of the most efficient killing systems we know of – the human immune system.