Home > Lifestyle > EnviroHealth EnviroHealth All sections in Environmental Health » 21st Century Life » FAQs » Animals » Climate and pollution » Hazards and disasters » EnviroHealth News » Green Tips Are vegans unnatural beasts? It's World Vegan Month – a noble celebration in many respects. But aren't humans meant to eat meat? By Olivia Rose-Innes EnviroHealth News Marginally more minority lecturers at medical schools Researchers say there has been a marginal increase in the number of minority faculty members employed by American medical schools during the past decade. More in EnviroHealth News Benefit of bees underestimated Rip currents biggest killer in Australia Phthalates in plastics linked to premature birth Global warming threatening marine life Green tips Plastic protection It's not a bad idea to keep plastic away from your food and drink... just in case. See all Green tips » Hazards and disasters How to survive a flood It doesn’t take a lot of water to cause a lot of trouble. Even 15cm of fast-flowing water can knock you off your feet; 60cm of water can float a car. See all Hazards and disasters » Columnists Gravity: no escape Hollywood's stunning new special effects blockbuster contains some sober truths about human frailty and limitation – if you're not too dazzled to notice them. By Olivia Rose-Innes. See all Columnists » Columnists Time to phase out pedigree pets It’s not their fault, but pedigree pets are a luxury the planet can’t afford. By Olivia Rose-Innes See all Columnists » Take action Start A Health24 blog » Follow Health24 on Facebook » Test Are you envirohealth savvy? » Ask EnviroHealth Expert » Sirens of the Lambs Bugs in your bed 21st century life Are public swimming pools unhygienic? Swimming is great for exercise and physical therapy, but if you don’t have the luxury of a pool at home you may have wondered, as this reader did: just how hygienic is that local municipal or gym "communal bath"? See all 21st century life » Green tips Water-wise garden tips Many people over-irrigate: it's a garden, not a bog! See all Green tips » Green tips Don't be a fire-starter Most wildfires are started by careless people. Don’t be one. Take proper care with camping and braai fires. See all Green tips » Green tips Help your fridge keep its cool Fridge efficiency has improved greatly in the 21st century, but it's still among the most energy-hungry household appliances. See all Green tips » advertisement From our sponsors Your retirement - a healthy mindset So many people, why so alone? You can still enjoy the sweet things in life Take the sugar test, it could save your life. Live healthier Stress » Childhood stress PTSD and weight Managing work stress The symptoms of stress Take a look at the symptoms of the acute fight-or-flight stress reaction and the effect of long-term, unmanaged stress. Men's health » Exercise and sperm Best sperm season Smoking and sperm How to boost the health of your sperm You’d think that with millions of babies being born each day, the average sperm is a pretty healthy swimmer. Not so. Here are a few things you can do to boost the health of yours.