You've got the flu, so your bodies trying to get rid of that. Your achey because its normal, you ever somtimes get it with the common cold, I did at xmas it'll go away in due time.
It's common with the flu. The body ahces that you are expierencing are just a side effect of your immune system trying to fight off the germs or pathogens. So it's really a good thing - it means your body is fighting off the flu.What's my body doing?