Home > Newsletters > Need to Know > Set up an air filter at home Updated 15 July 2015 Action point 0 Suffering from a dairy allergy and unsure what to use instead of butter in baking? Try coconut butter or oil, which also adds great flavour. Visit our Allergy Centre to learn more about hay fever and other allergies. More: Need to KnowSet up an air filter at home advertisement Read Health24’s Comments Policy Comment on this story 0 comments Comments have been closed for this article. Logout Comment 0 characters remaining Share on Facebook Loading comments... Other news Sex Here’s what could be causing that pain you feel during sex Medical 7 of the weirdest things you can do in your sleep Medical IBS or cancer – how do you tell the difference? Lifestyle Catnip: the 'why' behind cats' favourite high Medical Why hearing loss affects much more than your ears Medical Road-trip alert: Drinking and driving warnings are everywhere – but don't forget drowsy driving 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.