Created: 08/22/2014 12:24 PM WHEC.com
By: Associated Press
The maker of a popular line of wearable fitness-tracking devices says it has never sold personal data to advertisers, contrary to concerns raised by U.S. Sen. Charles Schumer.
Schumer said Friday he hopes other manufacturers of wearable devices adopt similarly transparent rules.
Many Americans wear fitness bracelets and monitors or use mobile apps to monitor their activity.