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 30 March 2016 Low on vitamin b12 Vitamin B12 is a nutrient that helps keep the body's nerve and blood cells healthy and helps make DNA, the genetic material in all cells. Vitamin B12 also helps prevent anaemia, that makes people tired and weak. Older adults, those with anaemia or have undergone gastrointestinal surgery, have celiac or Crohn's disease and vegetarians and vegans are prone to Vitamin B12 deficiency. If that's you, have your levels checked by your doctor to determine if and how you should supplement. 0 More: Daily Dose: This is why your vanilla or cinnamon flavoured e-cigarette is toxicHealth-in-Motion advertisement Other news Medical Do itchy, burning eyes mean you have an allergy? News Limpopo Department of Health confident of healthcare turnaround Medical Social media posts may hint at depression long before clinical diagnosis Medical Eczema? Would you consider taking a bleach bath? Parenting Countries that ban spanking see less teen violence News Mom’s life is ruined after mystery sickness makes her look anorexic 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.