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Air Quality

Live Science delivers all the air quality news, explainers and product guides to help you improve your physical health. You'll find information on everything from air purifiers and humidifiers to tips on keeping your indoor air free of pollutants.

Latest Updates

woman sleeping on the coach next to her dehumidifier

Best dehumidifiers 2023: Fight mold, unwanted odors and condensation

By Joanne Lewsley published 2 January 23

Keep your house free from mold and condensation with the best dehumidifiers to suit every budget.

Best humidifiers 2023: Relieve dry skin & allergy symptoms

By Sarah Finley published 21 December 22

Buying Guide Avoid a dry and uncomfortable home this winter with one of the best humidifiers we’ve tested.

Best air purifiers for allergies 2023: Tried and tested

By Molly Cleary last updated 20 January 23

BUYING GUIDE The best air purifiers for allergies can help to remove indoor air pollutants including pollen, dust or pet dander.

Air purifiers on sale: Great deals from Levoit, Dyson and more

By Ali Horsfall published 29 November 22

DEALS We’ve rounded up the top air purifiers on sale to help you save money while improving your indoor air quality.

best air purifier for allergies being used in a living room

Best air purifiers 2023: Top picks from Levoit, Dyson and more

By Lou Mudge published 29 November 22

BUYING GUIDE The best air purifiers can keep your indoor air clean and allergen-free — here are the top appliances we've tested.

BLUEAIR Blue 211+ Air Purifier Cyber Monday deal

Save 30% on one of the best air purifiers we've ever tested with this Cyber Monday deal

By Anna Gora published 28 November 22

Deals Snap up 30% off on the top-rated BLUEAIR Blue 211+ Air Purifier with this amazing Cyber Monday deal

Shark HP201 air purifier max on cyber monday deal

Lowest ever price! Save $130 on this Shark air purifier for Cyber Monday

By Lou Mudge published 28 November 22

Deals The Shark HP201 Air Purifier MAX is 39% off for Cyber Monday — but hurry, the offer won't last long.

Breathe clean air for under $42 with this Cyber Monday air purifier deal

By Anna Gora published 28 November 22

Deals Powerful yet compact, the Levoit Mini air purifier is just $41.99 for Cyber Monday.

This air purifier can remove up to 99.9% of particles — and its hit a record low price for Black Friday

By Lou Mudge published 25 November 22

Deals The Coway Airmega AP-1512HH is one of the best performing air purifiers we've tested, and it's almost $100 cheaper for Black Friday.

How to get rid of dust mites

By Maddy Biddulph published 6 November 22

Reference Struggling with unwanted critters? Learn how to get rid of dust mites with these allergist-approved tips

Save 50% on the smartmi HEPA air purifier with this early Black Friday deal

By Anna Gora published 31 October 22

Deal Don't miss this early Black Friday deal — the smartmi HEPA Air Purifier is now $110 cheaper on Amazon

How to clean the air in your home

By Sarah Finley published 29 October 22

REFERENCE Wondering how to clean the air in your home? We've got all the information you need

Do air purifiers work?

By Helen Alexander last updated 3 November 22

Reference We ask 'do air purifiers work?' and explore how effective they might be at reducing at-home asthma and allergy triggers

Dehumidifier vs air purifier: What’s the difference?

By Lou Mudge published 26 October 22

They can both make a big difference to your home, but when it comes to a dehumidifier vs air purifier, which best suits your needs?

Dehumidifiers on sale: image shows dehumidifier

Dehumidifier vs humidifier: Which is best for your home?

By Becks Shepherd last updated 3 November 22

When it comes to a dehumidifier vs humidifier, what’s the difference between each piece of tech and which is best for your environment?

Black mold in the corner of room wall, dehumidifier and spray bottle with mildew removal products.

Do dehumidifiers help with mold?

By Becks Shepherd last updated 3 November 22

Wondering if dehumidifiers help with mold? We asked the experts and delved into the science

HoMedics TotalClean Deluxe 5-in-1 air purifier review

By Anna Gora published 20 October 22

Review Efficient, stylish and easy to assemble, the HoMedics TotalClean Deluxe 5-in-1 is a great no frills air purifier for tight spaces

Turonic PH950 air purifier review

By Anna Gora published 19 October 22

Review The Turonic PH950 is one of the most efficient, user-friendly and versatile air purifiers we've tested— despite being big and bulky

GE APER50LZ dehumidifier review

By Jamie Kahn published 5 October 22

Review We tested out the GE Dehumidifier APER50LZ in the last stretch of New York summer to see how it measured up in terms of performance

Honeywell TP50WKN dehumidifier review

By Alyssa Mercante last updated 4 October 22

Review The Honeywell TP50WKN is a solid, effective dehumidifier with a great LED display and inoffensive noise output