What's worse for us: sugar or fat? To answer the hottest question in nutrition, twin doctors Chris and Xand Van Tulleken go on month-long high-fat and high-sugar diets. The effects on their bodies are shocking and surprising. But they also discover that in the debate about fat and sugar, the real enemy might have been hiding in plain sight.
Angela Rippon investigates the disease that took her mother's life and is now starting to affect her friends. She undergoes a series of tests to discover if she has any early signs of the disease and makes the difficult decision about whether to take a genetic test that could predict her future risk. Along the way, Angela finds out some of the surprising ways people can help to protect themselves. She discovers why getting a good night's sleep could help prevent Alzheimer's and how learning a new language might be more effective than any current drug treatment. Angela also visits a number of people who are living with the disease, including Bob, the husband of one of her oldest friends. She meets families that carry a gene for early-onset Alzheimer's and discovers how they could be the best hope of finding a cure for this devastating disease.
2016 • Health
In the United States, it’s estimated that 30 percent of adults and 66 percent of adolescents are regularly sleep-deprived. This isn’t just a minor inconvenience: staying awake can cause serious bodily harm. Claudia Aguirre shows what happens to your body and brain when you skip sleep.
Giles Coren, the food critic takes up three extreme diet regimes in a bid to push the very limits of life expectancy. Giles's search to find a diet which might extend his life comes after his great-grandfather lived to the grand old age of 93. His grandfather passed away aged 76 and his father Alan died aged 69. The Coren men are bucking the global trend of living longer so Giles, now in his mid-forties, wants to find out what he can do to avoid a premature death.