Strava is a social-fitness app that helps runners and cyclists keep track of their trainings as well as connect with others.

AS YOU'VE SCROLLED through social media, you've probably come across a screenshot of someone’s morning run or bike ride, orange squiggles mapped across a neighborhood or national park. That’s from ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." AS YOU'VE SCROLLED through social media, you've probably come across a screenshot of someone’s morning ...