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 07 September 2017 Have you ever wondered what music is? Have you ever wondered what music is, when it started and why it’s so important to humans? In a recent article, the University of Oxford’s Jeremy Montagu notes that some of the oldest instruments are between 39 000 and 43 000 years old and that much earlier, the Neanderthals had the vocal anatomy necessary to allow them to "sing" like us. Montague defines music as "sound that conveys emotion" and believes that it has played a crucial role in bonding humans into cohesive social groups for a very long time. 0 More: Daily Dose: This is why your vanilla or cinnamon flavoured e-cigarette is toxicHealth-in-Motion advertisement Other news Medical Exercising with allergies – what you should know Medical Do therapists need therapy? Lifestyle Scientists closer to drug that cuts nicotine dependence Diet and nutrition Gluten-free craze: But what about people who really can't have gluten? News Drug addicts target patients for their medication News Health dept commits to resolve critical ARV shortages before year end 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 Gut health » Can't lose weight? Blame it on your gut Our nutrition experts weigh in on why gut health is such an important factor in weight loss, on World Obesity Day. Sleep better » Yes, there is such a thing as too much sleep A new study confirms that too little sleep can impair your brain, but interestingly, too much sleep is also a problem.