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 11 December 2017 Scientists are still learning so much about genetic processes. Scientists are still learning so much about genetic processes. A fascinating recent example of this is the discovery by European researchers, that so-called transcription factors, the chemical compounds which turn genes ‘off’ and ‘on’, don’t function as single molecules, as previously believed, but as tiny spheres about 30 nanometres in diameter, which are shaped like footballs but are 10 million times smaller. “The textbooks all suggested that single molecules were used to switch genes on and off,” explains lead researcher Mark Leake, “not these crazy nano footballs that we observed". 0 More: Daily Dose: This is why your vanilla or cinnamon flavoured e-cigarette is toxicHealth-in-Motion advertisement Other news Lifestyle Why guys are spending thousands of rands a year to produce more semen Fitness ‘I finally learnt how to skip at the age of 36 – this is how you can do it too’ Lifestyle What exactly are ‘dense breasts’? Sex Can you masturbate too much? Medical What is the deadly Nipah virus? News #Health24 ICYMI: Haemorrhoid cream for puffy eyes; 15-year-old getting nude pics; and how many people smoke around the world From our sponsors Win a R1 500 hamper with Alpecin Hypertension Consumer Fact Sheet Understanding diabetes self-management WIN a R2000 Skin Renewal voucher! Live healthier Mental health & your work » How open are you about mental illness in the workplace? Mental health in the workplace – what you can do to help If you know that one of your colleagues suffers from a mental illness, would you be able to help them at work? Maligay Govender offers some helpful mental health "first aid" tips. Sleep & You » Sleep vs. no sleep Diagnosis of insomnia 6 things that are sabotaging your sleep Kick these shut-eye killers to the kerb and make your whole life better – overnight.