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 11 September 2017 Do smart phones make us dumber? Do smart phones make us dumber? “Yes,” say US researchers who carried out a series of experiments to ascertain people’s ability to complete tasks when their smartphones were turned off, but within easy reach. They discovered that participants who placed their phones on the desk while completing tests on a computer performed significantly worse than others who left their phones in another room. It appears that the mere presence of a smartphone reduces our cognitive capacity, because part of our brain is actively working on not using it. 0 More: Daily Dose: This is why your vanilla or cinnamon flavoured e-cigarette is toxicHealth-in-Motion advertisement Other news Lifestyle Here’s why you should be having sex in the morning Medical How bad is your hearing loss? Medical What bacteria can cause trouble in your mouth? Medical New study shows vapers can be a good influence on smokers Medical Workplace bullies are putting your heart at risk Lifestyle Man reveals how he lost 76kg after his girlfriend cheated on him 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 Infancy » Antibiotics during infancy may up childhood obesity risk New research suggests that babies who are prescribed antibiotics before they're two years old may be more likely to become obese. Seasonal changes » Is your home making you sick? Should you get injected for hay fever? Is your medication struggling to keep your seasonal allergy symptoms in check? There is a shot for hay fever – and this is what you need to know.