What determins how big a mosquito bite get?

i was front on to believe that scratching make the bite area bigger and spreads some poison that they administer u when they bite then one of my best friends told me thats not true so what is it?What determins how big a mosquito bite get?
Scratching DOES kind the bite bigger and itchier. Scratching a mosquito bite releases histamine. Besides causing swelling, histamines sensitize nerves, making sensations such as aching or itching more intense. Scratching actually make the itching worse. The more you scratch it, the more histamine you release the bigger the bite get and the more it itches.
I got give or take a few 10 mosquito bites on my feet and ankles finishing night. They feel like they be on fire! I rubbed 1% cortinsone cream into the bites (gently, minus scratching!) for roughly five minutes, and soon they stopped itching completely.
the size of the bugggg
Scratching makes it bigger as you are irritating the skin. If you are allergice to mosquitos you will bring a bigger looking bite. I used to be allergic to them as a toddler but am better now.
It depends on how allergic you are to the mosquito. My son is really allergic to them and his welts achieve the size of a quarter.
That only happen if you have an allergy to the bite. When I return with bitten by mosquitos it will get particularly big and in three days it is gone. If I nick Benedryl then it is gone within one day. I hold an allergy to them. It will only find big if the person is allergic to them. When I attain bitten by them it will get bigger afterwards a half a dollar and it will obtain very frozen and very heat.