Home > Newsletters > Daily: Love or hate Earth Hour? > Daily Dose: Flesh-eating maggots dig into woman's arm > Health-in-Motion 31 May 2017 Ever wonder why the lights don’t dim or flicker every time we blink? Ever wonder why the lights don’t dim or flicker every time we blink? A new study conducted by a team of international scientists indicates that the brain constantly repositions the eyeballs to keep them focused on what they are looking at even though the eyelids close every few seconds. "Our eye muscles are quite sluggish and imprecise, so the brain needs to constantly adapt its motor signals to make sure our eyes are pointing where they're supposed to," says lead author Gerrit Maus. 0 More: Daily Dose: Flesh-eating maggots dig into woman's armHealth-in-Motion advertisement Other news Medical When the big 'C' hits close to home Medical How menopause harms your body Medical How to deal with hot flushes Lifestyle This type of anaesthetic could cause a painful permanent erection Partner Content Bringing life-changing tech to SA healthcare countrywide Medical Heavier women may need mammograms more often From our sponsors Discover treatments that can help reduce acne Dementia and Incontinence: what you need to know Fill in our quick and easy survey and stand a chance of winning a R2000 voucher! What can I do to reduce or remove acne marks? Live healthier Watch out! » Gross fungal infections you can pick up at the gym You go to gym to exercise. But make sure the only thing you pick up is a dumbbell and not one of these gross fungal infections. Holiday health » Your 10-step asthma holiday checklist Don’t let asthma ruin your summer holiday. Whether you are travelling or embracing the summer at home, make sure you plan ahead.