Home > Newsletters > Daily: Love or hate Earth Hour? > Daily Dose: This is why your vanilla or cinnamon flavoured e-cigarette is toxic > Health-in-Motion 21 September 2016 Anorexia nervosa Most of us are familiar with anorexia nervosa, a disorder which involves an obsession with losing weight by refusing to eat, but have you heard of something called anorexia athletica? It’s described as the compulsive and excessive use of physical exercise to maintain an abnormally low body weight. Although not formally recognised as a mental health condition, it seems to be quite a common problem. Exercising is good for you, but overdoing it can lead to serious issues, including infertility, poor body development, arthritis and heart and kidney problems. 0 More: Daily Dose: This is why your vanilla or cinnamon flavoured e-cigarette is toxicHealth-in-Motion advertisement Other news Diet and nutrition Is canned or frozen produce bad for me? News Hand hygiene – how clean are your hands really? Medical Add asthma to list of possible causes of childhood obesity Medical Feeling down during spring? Blame your seasonal allergies News UP student wakes up from 11 week coma: ‘We’ve been surprised by how strong she is’ Parenting C-section rates have nearly doubled since 2000 From our sponsors Dementia and Incontinence: what you need to know Tell-tale signs you need a mattress upgrade Keen to win a R2 000 voucher? Good health begins in your gastrointestinal tract Live healthier Gut health » Can't lose weight? Blame it on your gut Our nutrition experts weigh in on why gut health is such an important factor in weight loss, on World Obesity Day. Sleep better » Yes, there is such a thing as too much sleep A new study confirms that too little sleep can impair your brain, but interestingly, too much sleep is also a problem.