Treadmill help!
Hey dudes. So I'm new to the whole exercise thing, I weigh like 180lbs. >_> I need a lil help. I bought a treadmill and have been jogging on it for like 5 minutes max and I'm completely out of breath! After a week of doing this I can run upto 15 minutes. Is this normal?? To be able to run this less? Because I've been…