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 12 April 2017 Want to avoid dementia in old age? Want to avoid dementia in old age? Then don’t live near a busy road. After monitoring over six million Canadians for 11 years, scientists discovered a link between the condition and living close to a highway. People whose homes were located within 50 metres of heavy traffic had a seven percent higher risk of developing dementia than others living more than 300 metres away. While there appears to be a connection between air pollution and dementia, the researchers believe that other factors are also likely to be involved. 0 NEXT ON HEALTH24X 8 strains of coronavirus circulating around the world 2020-04-03 11:33 More: Daily Dose: This is why your vanilla or cinnamon flavoured e-cigarette is toxicHealth-in-Motion advertisement Other news Medical Coronavirus 101 – here's what you need to know Medical Coronavirus in SA: All the confirmed cases Medical Vaping could up risks for asthma, COPD and other lung diseases Parenting Mom's handbag may hold hidden dangers for kids Medical Losing a spouse could speed brain's decline Medical Coronavirus morning update: SA cases top 1 500, life returning to Wuhan, and 8 strains of the virus Live healthier Lifestyle » E-cigarettes: Here are five things to know E-cigarettes have become hugely popular in the past decade, but a rash of vaping-linked deaths and illnesses in the US is feeding caution about a product that's already banned in some places. Allergy » Ditch the itch: Researchers find new drug to fight hives A new drug works by targeting an immune system antibody called immunoglobulin E, which is responsible for the allergic reaction that causes hives.