I can't tell you exactly what you have. How long has it been there, has it enlarged, has it bled, are all important bits of information. Depending on these factors it could be an insect or tick bite, some kind of foreign body injury, or a skin tumor (benign or malignant). You should see a dermatologist asap to find out.
black mark on ur arms are not acne its just bad blood hormone
Some common causes of a baby's arm appearing shorter or smaller than the other arm include genetic factors, birth injuries, developmental issues, and conditions such as brachial plexus injuries or skeletal abnormalities.
Black arm bands are usually worn on the left arm as a mark of respect for, or in mourning of a death.
When the entire arm is tattooed black it usually means that their arm was used for practice by apprentice artists, including themselves.
Yes, just don't pick at them.
The Northern arm of the Black Sea is called the Sea of Azov.
Lisa Rowe had burn marks on her arm in Girl Interrupted. It was actually of a cat named Ruby.
Black Sea arm for crossword puzzle is the Sea of Azov. Sea of Azov
Any answer to this requires viewing the marks. Have your son seen by a physician, Physician's Assistant, or a Nurse.
EBay offers black arm warmers in bulk. You can also purchase them at hdgate.com
Amazon sells most anything you can imagine. There are several options for black arm warmers.
They're scars - it's permanent