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 30 January 2018 What is the source of human intelligence? What is the source of human intelligence? Some neuroscientists believe that it is housed in a single region of our brain. Recently, however, a US researcher has come up with a different answer, suggesting that it is the brain’s agility in adjusting the connections between its different parts and between different neural network states when responding to various mental challenges which make us smart. “The entire brain – its global architecture and the interactions among lower- and higher-level mechanisms – is required for general intelligence," explains the University of Illinois’ Aron Barbey. 0 More: Daily Dose: This is why your vanilla or cinnamon flavoured e-cigarette is toxicHealth-in-Motion advertisement Other news Lifestyle This breathing exercise will get you to hold your breath for over two minutes Fitness Meet Gareth Scott, the gamer breaking stereotypes by helping others get fit Sex Gonorrhoea 101: Everything you need to know about the STI Natural Health Is integrative medicine right for you? News #Health24 ICYMI: Sweeping changes to healthcare; the girl who lived on water and gum; and WHO makes history News Motsoaledi not out ‘to destroy the private health sector’ From our sponsors Congestion associated with sinuses can ruin your day Tell us of your unusual allergy and stand a chance to win R2 000! WIN a R2000 Skin Renewal online store voucher! FLU SURVEY: Stand a chance of winning R2 000 cash! Live healthier Living with sinusitis » 7 common sinusitis myths you shouldn’t believe Are you using the correct treatment for your sinusitis? How your mucus can be a guide to sinusitis treatment Suffering from chronic sinusitis? Your mucus might help identify the most effective treatment. Sleep better » Most physical activities help you sleep better 10 tips for better sleep 10 reasons you may have insomnia and how fix it Here are 10 reasons why you may have insomnia – along with possible ways to solve the problem.