For years, runners have used heart rate-based training to maximize their running potential. This method includes five “zones” at which your heart is beating at a percentage of its maximum ...

"We didn't know what we were seeing. We had attributed it to stored sperm," he said. "I guess sometimes truth is stranger than fiction." Virgin births have been observed in other reptiles before ...

Runner's World The Rule: The most effective training mimics the event for which you’re training. This is the cardinal rule of training for any activity. If you want to run a 10K at 7:00 pace ...

The best movies on Max reflect some of the best that mainstream streaming services have to offer. That’s because it used to be called HBO Max, and we all like HBO. Now it’s just Max (but soon ...

By Brandon Yu The director returns to the postapocalyptic Britain he conjured in his 2002 movie “28 Days Later,” this time with a father and son running from the infected. Mom joins in ...

The latest news and headlines from Yahoo News. Get breaking news stories and in-depth coverage with videos and photos.