Home > Newsletters > Daily: Love or hate Earth Hour? > Daily Dose: Rare flesh-eating bacteria kill boy within days > Health-in-Motion 18 August 2017 Why is dieting so difficult? Why is dieting so difficult? Because our body actively works against us! We have a built-in thermostat that couples the number of calories we eat to the number of calories we burn. When we eat less, our body compensates by burning fewer calories, making it much harder to lose weight. Scientists have recently identified a group of neurons in the brain’s hypothalamus which play a key role in this process, making us hungry when they’re activated, but minimising the number of calories that we burn when food intake is limited. 0 More: Daily Dose: Rare flesh-eating bacteria kill boy within daysHealth-in-Motion advertisement Other news News SEE: Why you are drinking more alcohol than you realise News Alcohol isn't just hurting your pocket - see what it's doing to your body News Smoking just got a lot pricier - here's the why and how of quitting Lifestyle The purrfect diet for your fat cat Medical When do kids need to go to the orthodontist? Lifestyle 6 solutions to common problems you have with your doctor From our sponsors Managing diabetes in the workplace Back-to-school with diabetes Discover treatments that can help reduce acne What can I do to reduce or remove acne marks? Live healthier Fact or myth? » Clearing up the confusion around coconut oil Coconut – the 'fruit of life' Can coconut oil really help you lose weight? Experts dish on the high-cal weight-loss tactic. Sobering perks! » 5 tips to avoiding a hangover Can you really be allergic to alcohol? Is giving up booze for a month actually worth it? Many people commit to "Dry January" – but does it do your body any good?