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 08 February 2017 Mixtures of alcohol and highly caffeinated energy drinks Mixtures of alcohol and highly caffeinated energy drinks are very popular party beverages among young folks, but a recent study has found that combining the two may trigger changes in the adolescent brain that are similar to taking cocaine and may have lasting effects into adulthood. "It seems the two substances together push them over a limit that causes changes in their behaviour and changes the neurochemistry in their brains," says study co-author Richard van Rijn. "We're clearly seeing effects of the combined drinks that we would not see if drinking one or the other." 0 NEXT ON HEALTH24X Why smokers appear to be particularly vulnerable to severe Covid-19 infections - what science says 2020-05-21 08:45 More: Daily Dose: This is why your vanilla or cinnamon flavoured e-cigarette is toxicHealth-in-Motion advertisement Other news Medical Coronavirus in SA: All the confirmed cases Sex PODCAST | Me & My unplanned pregnancy Medical Italian doctors detail cases of inflammatory condition in kids with Covid-19 Medical Coronavirus morning update: Lockdown Level 3 from 1 June - but still no cigarette sales Medical Could researchers have found the Achilles heel of viruses? Medical More evidence hydroxychloroquine won't help, may harm Covid-19 patients 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.