In 1 hour Men age 17-25 should be able to cycle about 15 miles. Men 25-35 should manage about 14 miles. Women in the 17-21 age range, comfortably reach 15 miles with Women 25-35 achieving 14 miles.
Over 35s Men over 35 manage to cycle roughly 14 miles in an hour. Women over 35 a little less, 14 miles.
Over 60s Men over 60, on average cycle 13 miles in an hour while Women over 60 cycle 13 miles.
Safety It goes without saying, consult your doctor before starting any exercise program especially as you get older, if you have health concerns or have not had a recent check up.
Calories Burned based on Time and Weight.
Calories Burned in 1 hour
Weight 100lb:357
Weight 120lb:429
Weight 125lb:447
Weight 150lb:536
Weight 175lb:625
Weight 200lb:714
Weight 250lb:893
Weight 300lb:1072
Calories Burned in 40 minutes
Weight 100lb:238
Weight 120lb:286
Weight 125lb:298
Weight 150lb:357
Weight 175lb:417
Weight 200lb:476
Weight 250lb:595
Weight 300lb:714
Calories Burned in 40 minutes
Weight 100lb:238
Weight 120lb:286
Weight 125lb:298
Weight 150lb:357
Weight 175lb:417
Weight 200lb:476
Weight 250lb:595
Weight 300lb:714
Calories Burned in 45 minutes
Weight 100lb:268
Weight 120lb:321
Weight 125lb:335
Weight 150lb:402
Weight 175lb:469
Weight 200lb:536
Weight 250lb:670
Weight 300lb:804
Calories Burned in 1 hour 30 mins
Weight 100lb:536
Weight 120lb:643
Weight 125lb:670
Weight 150lb:804
Weight 175lb:938
Weight 200lb:1072
Weight 250lb:1340
Weight 300lb:1607
Calories Burned in 2 hours
Weight 100lb:714
Weight 120lb:857
Weight 125lb:893
Weight 150lb:1072
Weight 175lb:1250
Weight 200lb:1429
Weight 250lb:1786
Weight 300lb:2143