The modern smartwatch models have evolved way beyond just managing your calls and sending notifications to keeping a 24/7 access to your health. Many premium smartwatches from brands like Apple, ...

The Honor Watch 5 Pro has been officially unveiled in China, bringing high-end health features to a more affordable package than its flagship Watch 5 Ultra. The all-new smartwatch delivers PPG-based ...

The vertical stacking of graphene and MoS₂ forms a van der Waals heterostructure, leveraging synergistic interlayer coupling to increase electron density and facilitate efficient charge transfer at ...

Apple removed blood oxygen monitoring from the Apple Watch in early 2024. Somebody has to blink for it to return, and it looks like neither Masimo nor Apple are going to budge. Blood oxygen monitoring ...

The Index is a $170 armband that can track your sleep so you don’t have to wear a watch to bed. Beth Skwarecki is Lifehacker’s Senior Health Editor and has been writing about health, fitness, and ...

A handful of official-looking press renders of the upcoming Huawei Watch 5 and Watch Fit 4 smartwatches have leaked online, revealing their design. Huawei could introduce these devices alongside their ...

Abstract: A novel concept of Oxygen Saturation (SpO2) sensor embedded in a finger ring is presented in this paper. Due to the mechanical conception of the probe, the sensor fits any finger topology ...

Testing wearables for a living is a lot like living in a perpetual state of opening presents in front of the gift giver. Sometimes, a smartwatch is an absolute home run, and I can’t say enough about ...