Home > Newsletters > Daily: Love or hate Earth Hour? > Daily Dose: Are you drinking your sugar intake? > Health-in-Motion 02 September 2016 The human body requires a certain amount of darkness to remain healthy The human body requires a certain amount of darkness to remain healthy. Too much light can be bad for you – a fact that should be of concern for people who are exposed to bright light for long periods, including certain shift workers. Research involving mice has confirmed that six months of continuously living in bright conditions results in a significant loss of bone mass and endurance along with increased inflammation. The good news is that most of the effects are reversed quite speedily once a regular day-night cycle is re-established. 0 More: Daily Dose: Are you drinking your sugar intake?Health-in-Motion advertisement Other news Medical SEE: How this woman's foot fungus got out of control Mental health Do we need a break from our smartphones? Medical Can you cough up a lung? Medical SEE: Why do I get asthma when I exercise? Medical Scientists discover a possible cause for restless legs syndrome Lifestyle How being the office germaphobe is making you sick From our sponsors R2000 Skin Renewal online store voucher up for grabs! Dementia and Incontinence: what you need to know 8 strategies for treating both your bladder problems and your depression Live healthier Don't even bother » SEE: When you cough, this is what happens to your body LISTEN: Can you spot the smoker’s cough? 7 cough remedies that definitely don’t work A chronic cough can be the bane of your life. Here are seven cough remedies you shouldn't waste your time with. Be in the know! » How to manage sensitive teeth 5 ways runners mess up their teeth Oral health basics: what you need to know Dr Simon Reeves talks us through the importance of oral health basics. Here’s how to care for your teeth properly.