Christians, why don't you just pray it away?

When you get sick, why do you go to the hospital and willingly accept medicine that was discovered through scientific research? Why not just pray your illnesses away?
Update: @Martin S - "Because demanding that God do something in prayer is to put your self in charge instead of God." Uhhh... who said anything about "demanding"? Are all prayers demands? Why don't you ask god nicely :-)
Update 2: @jcsaves3 - Whats really funny is the fact that you're not fooling anyone! You basically said all that just to hide the fact that you have no real valid answer :-)
Update 3: @jcsaves3 - Okay "not so smarty" Don't you believe that your god is all mighty and all powerful? And, don't you also believe that he listens to and takes care of his children? If that is the case, then why would you use medicine? According to your Bible Jesus raised the dead (without medicine)... show more @jcsaves3 - Okay "not so smarty" Don't you believe that your god is all mighty and all powerful? And, don't you also believe that he listens to and takes care of his children? If that is the case, then why would you use medicine? According to your Bible Jesus raised the dead (without medicine) might I add, so why can’t you pray to him and then he’d miraculously heal you. Is it b’cuz HE’S NOT REAL?!
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