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 28 August 2017 Are you a fan of wrist-worn gadgets that help you track your fitness? Are you a fan of wrist-worn gadgets that help you track your fitness? While the performance of these innovative devices is constantly being improved, it should be remembered that some of their measurements are more accurate than others. Researchers at Stanford University in the USA recently put seven different models of fitness trackers through their paces and found that while most of them were able to measure heart rate pretty accurately, none of them were capable of monitoring the number of calories burnt during exercise very well. 0 NEXT ON HEALTH24X The 12 best natural remedies for a cough, according to doctors 2019-09-08 21:00 More: Daily Dose: This is why your vanilla or cinnamon flavoured e-cigarette is toxicHealth-in-Motion advertisement Other news Diet and nutrition Can rooibos tea really help you to lose weight? Lifestyle WATCH: How your period is making other people rich Medical Does a salt water gargle do anything for a sore throat or nah? Lifestyle Smartphones may leak more radiation than expected Medical 6 foods that can cause inflammation Diet and nutrition Fighting stunting and obesity with food Live healthier Heart health » 5 women share exactly what it feels like to have a heart attack 'I felt like I had a pill stuck in my throat.' Diet & Nutrition » 8 benefits of gherkin juice that will make you want to drink some ASAP Goodbye, salt craving.