yes, I have had much health problems the past few months, but took the time and energy and rode 9 miles in 55 minutes, traffic crazy and busy. much stopping so had a chance to hit the back roads and really felt great. 3 big hills and tiring but felt great. I need some help with an app on my 4s phone verizon. map my ride is erasing my rides and time please someone share an excellent app o by the way i have a helmet thanks for the advice