Editor's note 11/25/25: We are deep into Prime Day sales, and watches are having a moment. The Garmin Venu X1 is $200 off right now, as is the Forerunner 265. We're also anticipating more sales on ...

Black Friday sales officially start Friday, November 28, and run through Cyber Monday, December 1, and Lifehacker is sharing the best sales based on product reviews, comparisons, and price-tracking ...

From sporty smartwatches to premium monitors, the best GPS sports watch will track your fitness and activity 24/7 ...

The widely-accepted optimal cadence number is 180 spm, however research reveals that even some of the best pro runners vary from that number. Ng says that for many runners, a cadence of at least 160 ...