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 26 April 2017 Have you ever wondered how those pesky mosquitos always manage to find you in a quiet, dark room? Have you ever wondered how those pesky mosquitos always manage to find you in a quiet, dark room? They do so by relying on their sense of smell, much more than on sight or sound. They have amazing odour sensors capable of distinguishing between thousands of different smells which allow them to find their preferred prey by following trails of exhaled carbon dioxide and distinctive body odour. Recently, biologists have discovered that malaria-carrying mosquito possess a specialised set of odour sensors that are tuned specifically to detect humans. 0 NEXT ON HEALTH24X Not getting enough sleep? You have plenty of company 2020-02-20 20:45 More: Daily Dose: This is why your vanilla or cinnamon flavoured e-cigarette is toxicHealth-in-Motion advertisement Other news Parenting How mom-to-be's cosmetics chemicals could lead to heavier baby Medical Statins won't harm ageing brains, and may even help Medical Hot chocolate could help ease painful clogged leg vessels Parenting Pregnant moms who smoke, drink put babies at risk of SIDS Medical THE REAL POLLEN COUNT: Grass season spreading to the coast Medical Will brushing and flossing protect you against stroke? 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.