In 1 hour Men age 17-25 should be able to run about 7.5 miles. Men 25-35 should manage about 7.2 miles. Women in the 17-21 age range, comfortably reach 7.4 miles with Women 25-35 achieving 7.1 miles.
Over 35s Men over 35 on average run roughly 6.9 miles in an hour. Women over 35 a little less, 6.8 miles.
Over 60s Men over 60, on average run 6.6 miles in an hour while Women over 60 run 6.5 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:381
Weight 120lb:457
Weight 125lb:476
Weight 150lb:572
Weight 175lb:667
Weight 200lb:762
Weight 250lb:953
Weight 300lb:1143
Calories Burned in 40 minutes
Weight 100lb:254
Weight 120lb:305
Weight 125lb:318
Weight 150lb:381
Weight 175lb:445
Weight 200lb:508
Weight 250lb:635
Weight 300lb:762
Calories Burned in 40 minutes
Weight 100lb:254
Weight 120lb:305
Weight 125lb:318
Weight 150lb:381
Weight 175lb:445
Weight 200lb:508
Weight 250lb:635
Weight 300lb:762
Calories Burned in 45 minutes
Weight 100lb:286
Weight 120lb:343
Weight 125lb:357
Weight 150lb:429
Weight 175lb:500
Weight 200lb:572
Weight 250lb:714
Weight 300lb:857
Calories Burned in 1 hour 30 mins
Weight 100lb:572
Weight 120lb:686
Weight 125lb:714
Weight 150lb:857
Weight 175lb:1000
Weight 200lb:1143
Weight 250lb:1429
Weight 300lb:1715
Calories Burned in 2 hours
Weight 100lb:762
Weight 120lb:914
Weight 125lb:953
Weight 150lb:1143
Weight 175lb:1334
Weight 200lb:1524
Weight 250lb:1905
Weight 300lb:2286