VO2 Max Only one running watch brand admits its VO2 Max and recovery estimates aren't perfect Polar lets you test your fitness level, muscular recovery, and sleep recovery manually, instead of blindly trusting its algorithm. I walked 10,000 steps a day for a month. Here’s what happened Do you need to walk 10,000 steps a day? It depends on your age and fitness level. But in my case, I really did get healthier. Be an expert in 5 minutesGet the latest news from Android Central, your trusted companion in the world of AndroidContact me with news and offers from other Future brandsReceive email from us on behalf of our trusted partners or sponsors LATEST ARTICLES1DOOGEE unveils the first 5G rugged phone in its S series2The Google TV Streamer's best feature comes to more streaming devices3Xiaomi 15 will be first Snapdragon 8 Elite phone to launch globally4The Samsung Galaxy Watch 7 just plummeted to a record low price at Amazon, weeks before Black Friday5Honor's Snapdragon 8 Elite-powered Magic 7 series comes with an on-device Autopilot AI