Home > Newsletters > Daily: Love or hate Earth Hour? > Daily Dose: Are you drinking your sugar intake? > Health-in-Motion 15 September 2016 How many words do you know? How many words do you know? It’s really quite difficult to estimate the size of the vocabulary of adults with any accuracy, but recently a team of European researchers has been using a simple test shared on social media platforms like Twitter and Facebook to unlock this mystery. Their results indicate that the average twenty-year-old native English speaking American knows some 42,000 different words. By learning approximately one new word every two days they are believed to add 6000 more words to their vocabulary by the time they turn 60. 0 More: Daily Dose: Are you drinking your sugar intake?Health-in-Motion advertisement Other news Medical New test may soon be available for diagnosing TB in kids Medical What happens to my body during an allergic reaction? Fitness The fastest way to build cycling endurance Fitness 30-minute weight-loss workouts for runners Medical Selective hearing: how humans focus on what they want to hear Medical 5 ways to boost your immune system in summer From our sponsors R2000 Skin Renewal online store voucher up for grabs! Dementia and Incontinence: what you need to know 8 strategies for treating both your bladder problems and your depression Live healthier Don't even bother » SEE: When you cough, this is what happens to your body LISTEN: Can you spot the smoker’s cough? 7 cough remedies that definitely don’t work A chronic cough can be the bane of your life. Here are seven cough remedies you shouldn't waste your time with. Be in the know! » How to manage sensitive teeth 5 ways runners mess up their teeth Oral health basics: what you need to know Dr Simon Reeves talks us through the importance of oral health basics. Here’s how to care for your teeth properly.