Home > Lifestyle > EnviroHealth EnviroHealth All sections in Environmental Health » 21st Century Life » FAQs » Animals » Climate and pollution » Hazards and disasters » EnviroHealth News » Green Tips Radon is a silent killer. Could it be in your home? Radon is a dangerous radioactive gas that can cause lung cancer. It has no smell, colour or taste and it can seep into your home from the ground, via water and building materials. Why is SA's government not alerting the public to the dangers and just how worried should we be? Health24 takes a closer look. EnviroHealth News Air pollution increases heart disease risk A study has found an association between air pollution and undesirable changes in cholesterol. More in EnviroHealth News Running 7 continents to save water Here's why using the ATM is really gross Qwaqwa residents battling severe water shortages Pizza slice comes at an environmental price 21st century life 8 things you need to know about urban health South African cities are continuing to grow at a rapid rate, creating unique healthcare challenges. Here are 8 things you should know about urban health. See all 21st century life » EnviroHealth The health-boosting wonders of hemp Hemp is an amazing superfood, supplement, weight loss aid, brain booster, heart helper and all-round nutritional and agricultural wonder. See all EnviroHealth » News Genetically engineered salmon gets FDA approval It's the first animal-based food to get an OK from the FDA, which says it's safe to eat and doesn't need a special label. See all News » 21st century life Global warming hits harder 18 years later Since the last climate deal in 1997, the Earth has grown into a wilder, hotter and waterier place, and climate change is now regarded as a more urgent problem. See all 21st century life » Take action Start A Health24 blog » Follow Health24 on Facebook » Test Are you envirohealth savvy? » Ask EnviroHealth Expert » Blood Lions: Bred for the Bullet movie trailer The amazing mountains on Pluto Green living Cape school gets clean drinking water for the first time Berg River Primary School received a new Lifestraw Community unit that will convert contaminated water into safe drinking water. See all Green living » EnviroHealth Tear gas: what it does to you and how to deal with it Tear gas is regarded as non-lethal, but causes burning and tearing of the eyes and a burning in the nose, mouth and throat, which leads to coughing, nasal discharge, disorientation, and problems breathing. See all EnviroHealth » 21st century life Dust to dust: the rising demand for a natural burial More and more people are rethinking traditional burial methods. Fathima Simjee asks why – and what constitutes a ‘natural’ burial? See all 21st century life » Climate and pollution Residents suffer as drought rages on For thirsty Qwaqwa residents in the Free State, their next drink of water is more likely to come on wheels instead of from the tap as reservoir water levels run low. See all Climate and pollution » advertisement From our sponsors K Naomi takes a stand and shows women how to fight back WIN a R2000 Skin Renewal voucher! Constipation in women SA's old diesel vehicles continue to fuel allergies Live healthier Are you sure? » Aid your digestion What are digestive disorders? Are you really constipated? Many people think that if they do not have two or more bowel movements every single day of their lives they are constipated. This is patently not true, writes DietDoc. True of False? » SEE: How anaphylactic shock affects your body Stop believing these 10 allergy myths Do you still believe that hay fever is caused by hay? Or that food allergies are really common? No, and no again. We bust 10 myths about allergies.