Your arm would be bigger than usual and it will usually be navy blue, purple, and black. It'll also hurt.
No
Swelling or edema of the arm is an indication of inflammation or disturbances of blood or lymph flow causing a swollen appearance of the hand, forearm or fingers.
my arm is so sore and hurt all night from the pneumonia shot. It is swollen .
yes
see a doctor
You definitely could have painful swollen veins in your arm after having your blood drawn many times. This happens frequently.
A red, hard, swollen scabbed thing on your arm could be a bug bit. If it doesn't heal in a few days, have it checked by your doctor.
It could be a bug bite,or a infected hair folical.
it is red
at this time of year its probably insect bites
i think it means when your arm is getting a bump that's getting bigger and bigger and its purple tats what i think
I would get to a Doctor ASAP, it could be infection in your arm. You need to make sure you tell them exactly what happened and how it got there. Good Luck, and don't be sticking needles in your arm. There are better ways to spend your time and your life.