Home > Newsletters > Daily: Love or hate Earth Hour? > Daily Dose: Rare flesh-eating bacteria kill boy within days > Health-in-Motion 31 January 2018 Diagnosing concussions can be tricky Diagnosing concussions can be tricky. Now, scientists in the USA have come up with a method that may make the process easier and more accurate. They have discovered that the presence of certain biomarkers in the spit of a patient makes it easier to identify concussions and allows doctors to predict how long the symptoms are likely to last. The research has focused on are so-called micro-RNAs – small bits of genetic material that occur throughout the body and reflect how injuries and diseases affect the way our genes function. 0 More: Daily Dose: Rare flesh-eating bacteria kill boy within daysHealth-in-Motion advertisement Other news Medical When do kids need to go to the orthodontist? Lifestyle 6 solutions to common problems you have with your doctor Lifestyle Can crocodile poo and olive oil prevent pregnancy? Parenting 7 ways to take care of your mental health during pregnancy Mental health Did Robin Williams' suicide spur 'copycat' acts? Lifestyle How to save yourself from a stroke before it’s too late From our sponsors Managing diabetes in the workplace Back-to-school with diabetes Discover treatments that can help reduce acne What can I do to reduce or remove acne marks? Live healthier Fact or myth? » Clearing up the confusion around coconut oil Coconut – the 'fruit of life' Can coconut oil really help you lose weight? Experts dish on the high-cal weight-loss tactic. Sobering perks! » 5 tips to avoiding a hangover Can you really be allergic to alcohol? Is giving up booze for a month actually worth it? Many people commit to "Dry January" – but does it do your body any good?