pain

yup..now is early morning..4.37am..
and i'm AWAKE..lolz
should asleep now..
but dunno y suddenly my back is so pain..
i oredi nt sure is the muscle pain or the bone..
juz once i lay down..it will b veri pain..
is less pain when i'm sitting and bending the bck..
but still PAIN...
i oso dunno y..
sigh~