Michael Duffy is using Runkeeper to track their running, walking and biking activities and you should too!

Michael Duffy
Member since January 04, 2012


calories burned 6


calories burned 11


calories burned 1,380

Join Michael Duffy on Runkeeper!

Sign up and join Michael Duffy today!

Sign Up With Email

Download Runkeeper

Runkeeper on the Apple App Store Runkeeper on the Google Play Store