Could be an insect bite.
mosquito
I'd say a mosquito bite would or a spider bite
Several insects can cause knots on the skin as a reaction to the bite. The bite could be from a spider. The bite may also be infected. It is best to seek medical attention from a professional if there is a concern about an insect bite. Some bites from insects can be deadly.
Blood vessels will expand to keep the bite from bleeding. This expansion of blood vessels can irritate nerves that are nearby which causes the insect bites to sting and/or itch.
Many things. A bruise, an insect bite, a fatty growth. check with a doctor.
yes i bite insect but when we bite dragonfly can we make superhero
small circular area such as that around the human nipple or an inflamed area around a pimple or insect bite
No matter what type of insect bite it is - if it is covered by a blister that would indicate that it is a slightly more serious than normal insect bite - and you MUST NOT rupture or puncture the blister for risk of infection.
There are many things that can cause a swollen knot on a persons back. An allergic reaction to something, an insect bite, or an animal bite are things that can cause this.
A cold compress is recommended for an insect bite to reduce swelling and relieve itching. Cold helps to constrict blood vessels and numb the area, providing relief. Avoid applying heat to an insect bite as it can worsen swelling and inflammation.
"Itch".