Because knowledge is power when it comes to fitness.

With the rise in popularity of the Oura Ring, I've seen lots of ZDNET readers express interest in finding a more affordable alternative. I don't blame them; while the Oura Ring is a leading smart ring ...

The first fitness tracker made by Renpho is durable and long-lasting, but its performance hiccups and utilitarian design massively undermine its value.

The Renpho Elis 1 Smart Scale has racked up over 54,000 five-star reviews on Amazon, and right now you can get it for under $20 thanks to October Prime Day. That’s a steal for a device that syncs with ...