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 01 November 2016 Our memories tend to become increasingly hazy as we get older. Our memories tend to become increasingly hazy as we get older, perhaps because our brains naturally start shrinking from the age of 40. The exceptions are what researchers are calling ‘superagers’. These folks are genetically predisposed to retaining a good memory even at an advanced age. To qualify, you have to be older than 80 and perform as well as 55-year-old in memory tests. Using MRI scans, scientists have discovered that their brains shrink by an average of only 0.8 per cent compared to the normal rate of around 2 per cent. 0 More: Daily Dose: This is why your vanilla or cinnamon flavoured e-cigarette is toxicHealth-in-Motion advertisement Other news Diet and nutrition Should you really start eating more saturated fat? Lifestyle Here’s why your leg cramps while you sleep – and how to treat it Lifestyle This is how Viagra can help you live longer Lifestyle Why women are opting to get their virginity restored through hymenoplasty Parenting Does mom's dagga end up in breast milk? News SEE: This surprising group is at risk of getting Listeriosis From our sponsors WIN a R2 000 beauty voucher! Understanding diabetes self-management Fed up with the Phlemings? Let’s chat diabetes and erectile dysfunction Live healthier FYI » When the flu turns deadly Why the flu makes you feel so miserable Could a deadly flu strain hit SA this winter? Following an intense flu season in the US and UK, should we be worried about our own upcoming flu season? Alcohol and acne » Dagga vs alcohol: Which is worse? SEE: Why you are drinking more alcohol than you realise Does alcohol cause acne? Some foods can be a trigger for acne, but what about alcohol? Dermatologist Dr Nerissa Moodley weighs in.