Why do old mosquito bites from the day before start to itch as night gets later?
I don't know but the same thing happened to me.AHH its getting dark and they've started ithcing!!! well i thought it was only me.
Yellow Fever is spread by mosquitos, so the best way to prevent infection is to prevent mosquito bites. Wear long sleeves and long pants, avoid being outside in mosquito infested areas in the morning and evening when mosquitos are most active, use mosquito netting at night when there are not screens on the windows, etc. There is also a vaccine. Yellow Fever is predominately in Africa and South America.
If a mosquito bites you then a red bump will begin to appear wherever the saliva was applied. The bump will get swollen and itch like crazy but as long as you don't scratch, it should feel better within an hour or 2. But scratching the bite will make it much worse. Especially in the night. If the bite is big enough, you may wake up in the middle of the night in bed with…