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 13 April 2018 For kids, more screen-time means less happiness. For kids, more screen-time means less happiness. That is the key finding of a survey evaluating over a million US high school children. The data indicate that youths who spend a lot of time on their cellphones and computers tend to be less happy than their peers who spend more time on face-to-face social interactions, sports and other off-screen activities. Beyond an hour of screen time per day, unhappiness steadily increases. Lead researcher Jean M. Twenge recommends "no more than two hours a day on digital media". 0 More: Daily Dose: This is why your vanilla or cinnamon flavoured e-cigarette is toxicHealth-in-Motion advertisement Other news News SEE: The difference between dementia and delerium Lifestyle 10 questions to ask before choosing a new doctor News Medicine regulator forced into plan B to keep ‘lifesaving’ emergency lines open Medical How to handle incontinence at the gym Medical When does your child's headache call for a doctor's visit? News When does caffeine become harmful? From our sponsors Tell-tale signs you need a mattress upgrade Keen to win a R2 000 voucher? Good health begins in your gastrointestinal tract ACC 200 works fast to break down mucus Live healthier Your hearing » Are you going deaf or do you just need to unblock your ears? 4 foods that can improve your hearing Healthy eating may protect your hearing Watching what you eat can improve the quality of your hearing and reduce your risk of hearing loss. Quit smoking » Tougher anti-tobacco laws in the pipeline Bad news, smokers: It's going to be more inconvenient to smoke This is why many SA smokers quit – Health24 survey After running our survey for several weeks, the results are in – and they reveal interesting information about smoking and tobacco use in South Africa.