Despite its widespread use, PPG accuracy can vary significantly across individuals, particularly by skin tone. Darker skin contains more melanin, which absorbs and scatters light, often leading to ...

A holiday gift guide featuring facial massage tools, cold therapy, red light therapy, and recovery tools on sale you’ll want to buy for yourself.

We independently review everything we recommend. We may get paid to link out to retailer sites, and when you buy through our links, we may earn a commission. Learn more› By Rory Evans Rory Evans is a ...

Most people use red light therapy 2-5 times a week for 10-20 minutes. You can use red light therapy to increase melatonin and improve your sleep. Do not use red light therapy for longer than 30 ...

The European Space Agency's X-ray space observatory XMM-Newton observed interstellar comet 3I/ATLAS on 3 December for around ...

Toshiba Electronic Devices & Storage Corporation ("Toshiba") has launched " TCD2400DG ," a lens-reduction type [1] CCD [2] linear image sensor developed expressly for line scan cameras [3] used in ...

The EOS R6 III did well at almost every test we put it through, from shooting stills to filming several videos.

Behind every particle collision generated at the Large Hadron Collider is a multitude of technical feats. One of these is ...

The Monster Wolf comes from Ohta Seiki, a precision machining company based in Hokkaido. The device bristles with LEDs, ...

Star-favored, board-certified aesthetics physician Dr. Glenicia Nosworthy explains how to choose the right high-tech tool for every skin concern. By Natalie Alcala, Danielle Directo-Meston, Erin ...

We’ve gathered some of the best gifts for any occasion, from blenders and espresso machines to smartwatches and treadmills.