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 11 October 2016 Poison ivy If you’ve ever had a brush with leaves of the poison ivy or similar plants, you know just how painful the resulting itchy rash can be. American scientists have recently discovered that an immune molecule called CD1a causes this skin irritation after contact with urushiol, the 'active ingredient' found in such plants. Let’s hope that their finding brings us a little bit closer to formulating effective medications able to counter these inflammations. It may eventually even shed some light on psoriasis and other serious skin conditions. 0 More: Daily Dose: This is why your vanilla or cinnamon flavoured e-cigarette is toxicHealth-in-Motion advertisement Other news Medical Injured parent can equal sleepless nights for kids Medical Mom sucking baby's dummy may protect against allergies Medical Earworm warning: You probably won't be able to avoid these 10 songs this festive season Medical Could starting school young lead to false diagnosis of ADHD? News Festive season hospital discharge may not be a gift for some Medical Sleepy US drivers involved in 100 000 crashes a year From our sponsors Dementia and Incontinence: what you need to know Tell-tale signs you need a mattress upgrade Keen to win a R2 000 voucher? Good health begins in your gastrointestinal tract Live healthier Smoking dangers » Hubbly hooking lots of young adults on tobacco Hookah smokers are inhaling benzene Many young adults misinformed about hookahs Hookah pipes far from harmless, study warns In addition to toxic substances from tobacco and nicotine, hookah smoke exposes users to charcoal combustion products, including large amounts of carbon monoxide. Managing incontinence » 5 avoidable triggers that can make urinary incontinence worse Urinary incontinence is a manageable condition – here are a few common triggers of urinary leakage.