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 08 October 2015 Overdosing on exercise Are you training for a marathon or another endurance event? If you train hard every day, perhaps for several hours, and allow no time for recuperation, you're probably overdoing things. Know the signs of overtraining. Take action: If you experience any of the following, you should take things a bit slower: dwindling enthusiasm for working out; increases in resting heart rate and resting blood pressure; muscle or joint soreness that won't go away; increased incidence of colds and infection; a decrease in appetite and weight; disturbed sleep; and increased irritability, anxiety or depression. 0 More: Daily Dose: This is why your vanilla or cinnamon flavoured e-cigarette is toxicHealth-in-Motion advertisement Other news Medical Jada Pinkett Smith reveals hair loss battle – why does this happen? Medical Baby with ‘water on the brain’ fights to stay alive Medical ‘Facing the possibility of death showed me the value of life’ Medical Could a universal flu vaccine soon be a reality? Diet and nutrition The world is getting fatter and fatter Lifestyle ‘I conquered my fear of heights by climbing to the top of a 15-metre high wall’ From our sponsors Win a R1 500 hamper with Alpecin Hypertension Consumer Fact Sheet Understanding diabetes self-management WIN a R2000 Skin Renewal voucher! Live healthier Mental health & your work » How open are you about mental illness in the workplace? Mental health in the workplace – what you can do to help If you know that one of your colleagues suffers from a mental illness, would you be able to help them at work? Maligay Govender offers some helpful mental health "first aid" tips. Sleep & You » Sleep vs. no sleep Diagnosis of insomnia 6 things that are sabotaging your sleep Kick these shut-eye killers to the kerb and make your whole life better – overnight.