Until now, oxygen concentrators have been very similar - heavy, bulky, noisy, or require frequent maintenance. But EverFlo from Respironics is a unique stationary concentrator that delivers the ...

Managing Editor Alison DeNisco Rayome joined CNET in 2019, and is a member of the Home team. She is a co-lead of the CNET Tips and We Do the Math series, and manages the Home Tips series, testing out ...

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A pulse oximeter measures blood oxygen levels at home and in healthcare settings. Abnormally low readings on a pulse oximeter might require medical care, especially if they are below 92%. Skin color ...

Allowing cold, dry outdoor air to leak into the home will reduce the humidity indoors. Appliances, like the furnace, AC, or fireplace, can remove moisture from the air, causing it to feel dry. Overuse ...