Home > Newsletters > Daily: Love or hate Earth Hour? > Daily Dose: Magic mushrooms may ease depression in cancer patients > Health-in-Motion 12 October 2016 Non-toxic batteries Medical visionaries believe that we’re not far from the day when doctors will routinely give us edible electronic devices to swallow which will diagnose or even treat various diseases. But how does one power these tiny machines without having to worry about how long they’ll survive in the body and whether they are potentially poisonous? One team of scientists is making progress with edible, non-toxic batteries made out of melanin pigments which occur naturally in the skin, hair and eyes. These devices would simply dissolve after having done their job. 0 More: Daily Dose: Magic mushrooms may ease depression in cancer patientsHealth-in-Motion advertisement Other news News 2016 Health of the Nation Survey Medical Can you prevent depression? Lifestyle 6 things that can harm your skin this summer Medical Walking may benefit dialysis patients Diet and nutrition What will happen to Noakes if he is (really) found guilty? Medical Mouthguard a key defence against sports-related injuries From our sponsors Sun protection for all children Understanding your sunscreen The science behind cosmeceuticals Do you know these 5 facts about skincare? Live healthier The debate continues » Working out in the concrete jungle 7 top butt exercises for guys 10 things pole dancing can do for you The running vs. walking debate There are many different theories when it comes to the running vs. walking for health and weight loss. Veganism a crime? » Running the Comrades Marathon on a vegan diet Are vegans unnatural beasts? Can a vegan be really healthy? Should it be a crime to raise a baby on vegan food? After a number of cases of malnourishment in Italy, it may become a crime to feed children under 16 a vegan diet.