Home > Newsletters > Daily: Love or hate Earth Hour? > Daily Dose: Rare flesh-eating bacteria kill boy within days > Health-in-Motion Updated 08 December 2017 Beer can make you happy. Beer can make you happy. This has been common knowledge for millennia, but now a team of German researchers has discovered the reason why. They investigated some 13 000 chemical components found in food to identify those that can interact with the so-called dopamine D2 receptor and thus stimulate the brain’s reward centre – the kind of ingredients that make us come back for more. It turns out that beer contains hordenine, a substance present in malted barley, which does so quite well and probably accounts the feel-good factor beer drinkers experience. 0 More: Daily Dose: Rare flesh-eating bacteria kill boy within daysHealth-in-Motion advertisement Other news Sex Can the Pill lower her sex drive? Your questions answered Lifestyle This is why you have to pee so often in the morning Lifestyle SEE: The science of smartphone addiction Medical Can gene therapy be used to cure Aids? Lifestyle 2 general eyelash health issues and how to treat them News QUIZ: Which famous people said these outrageous things about health? 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?