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 Updated 25 April 2016 Prevent malaria Today marks World Malaria Awareness Day and the question everyone's asking is how to prevent getting bitten in the first place. A hackathon held at Johns Hopkins University looked at this very question and found that one of the most effective ways of using mosquito repellent, besides directly applied to skin, is to treat nets, linen, tents, and sleeping bags and – yes – even clothes and accessories, including shoes, with a suitable repellent. There are many on the market that contain the active ingredient permethrin that can be safely used. Best yet, these fabric sprays are also effective against other mosquito-borne illnesses such as the Zika virus and Yellow fever. 0 NEXT ON HEALTH24X THE REAL POLLEN COUNT: Grass season spreading to the coast 2020-02-22 10:35 More: Daily Dose: This is why your vanilla or cinnamon flavoured e-cigarette is toxicHealth-in-Motion advertisement Other news Medical What your urine colour may mean Medical How an athletic mom's undiagnosed condition led to 2 strokes Medical Could a blood test for breast cancer become a reality? Diet and nutrition Is healthy 'Mediterranean diet' good for your microbiome? Medical Why workers with cluster headaches could take twice as many sick days Medical Probiotics: Don't buy the online hype 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.