The longevity rules: what to do for a younger body — and brain

There is no reason why most humans can’t live to 100, says Dr Julia Jones, bluntly. The neuroscientist and author is annoyed that on a recent longevity predictor test, her healthy life expectancy came out at “only” 97.

Only a few years ago, before embarking on a two-year lifestyle overhaul based on the latest science, it was 74. Her new book, F-Bomb: Longevity Made Easy, the accumulation of the knowledge she gained during that time, encourages us all to gain those extra 20-odd years of healthy life by using her favourite “biohacks”; everything from building up your gut microbiome to having cold showers, or using music to slow your brainwaves. She’s only interested in extending healthy life, she stresses. No one wants to live