Do people actually make money betting on sports?

I just started betting on Bodog.com about a week ago. I did some research before I started betting and found most people didn't bet because they thought they couldn't win. I started with only $20 in my account and now I have about $45 in my account. Ive only lost twice in around 7 bets. Is this unusual to... show more I just started betting on Bodog.com about a week ago. I did some research before I started betting and found most people didn't bet because they thought they couldn't win. I started with only $20 in my account and now I have about $45 in my account. Ive only lost twice in around 7 bets. Is this unusual to actually have made a profit even though its only been a week?
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