Hi,
I don't think these symptoms are because of any accident in which your head hit a window. That is difficult and it seems to be some kind of an infection only and usually the viral infection heals up automatically in around 5-6 days.
They can be of multiple types and and at times they can be very serious,in which your sleep might be affected too.
But wait for blood tests they would tell you something about your health further,and if your health does not improve then you may go for further ...
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