References

BUYING GUIDE These are the best air purifiers for allergies you can buy in every category, from Levoit Core 600S and Dyson TP07 to RabbitAir A3.

Buying Guide These are the best budget fitness trackers you can buy in every category, from Fitbit Inspire 3 and Xiaomi Smart Band 9 to Garmin Forerunner 165.

BUYING GUIDE These are the best water flossers you can buy in every category, from Waterpik Ultra to Oclean W10 and Spotlight Oral Care.

Buying Guide These are the best electric toothbrushes you can buy in every category, from Oral-B Genius X and Bitvae R2 to Waterpik Complete Care 9.0.

BUYING GUIDE The best cycling shoes, from Peloton and Shimano RC1, to help you get the most out of your ride.

Buying Guide These are the best electric toothbrushes for kids, from Oral B Kids and Philips Sonicare for Kids to AutoBrush Sonic Pro.

These are the best walking treadmills you can buy in every category, from Mobvoi Home Treadmill to Bluefin Fitness Task 2.0 Treadmill.

BUYING GUIDE These are the best treadmills you can buy in every category, from NordicTrack x22i and Mobvoi Home Treadmill to Peloton Tread.

These are the best Garmin watches you can buy in every category, from Fenix 8 and Forerunner 965 to Venu 2 Plus.

Unlock the night sky with the best binoculars for stargazing designed to capture stars, planets, and distant galaxies — our top picks

Find the best binoculars for wildlife, stargazing, tracking athletes, or plane spotting — check out top picks ahead of Amazon Prime Big Deals Day next week.

Buying Guide These are the best humidifiers you can buy in every category, from Dyson AM10 and Levoit LV600HH to HoMedics TotalComfort Deluxe.

BUYING GUIDE These are the best dehumidifiers you can buy in every category, from Honeywell TP50WK to LG Puricare.

BUYING GUIDE The best astrophotography cameras require excellent low-light capabilities — check out our favorite models to watch for this Black Friday.

The best telescopes offer an unparalleled view of the cosmos, and we've gathered our favorites.

Buying Guide These are the best fitness trackers you can buy in every category, from Amazfit Balance and Garmin Fenix 8 to Oura Ring.

Buyers guide These are the best running shoes for supination you can buy in every category, from Saucony Ride 16 and Brooks Glycerin 20 to Hoka Mach X.

Discover interesting facts about orcas, the deadly and beautiful predators that lurk in every ocean.

Keep the strain on your cardio system and not on your wallet with the best budget exercise bikes, tried and tested by Life Science

Buying Guide These are the best rowing machines you can buy in every category, from Concept2 RowErg and Ergatta Rower to Hydrow Wave.