Most common questions used to investigate
Are the red spots large in size?
Do you have itching as well?
Does it look like goosebumps?
When you press on them in the center do they turn white for a while?
Is it painful?
Common conclusions
It may be a condition called purpura, where the blood vessel below the skin gets damaged and the blood pool gets accumulated just beneath the skin. The best advice would be visiting a skincare doctor as soon as possible.
Itching associated with red spots can be a sign of eczema. It is a result of some allergy. Try to avoid harsh soaps, detergents, wool, animal fur, cold and dry air and sweat. OTC topical or oral anti-histamine can help. Prescription-strength steroids may also help. Consult your doctor for faster relief medication.
This condition is called Keratosus pilaris. It is an accumulation of keratin under the pores, so the pores get clogged. It is a very common condition that occurs in 60-70% of adults. Treatment includes using AHAs, salicylic acid or lactic acid. These medications loosen the dead skin cells and help remove them.
This skin condition can be 'hives' or 'urticaria'. It is a somewhat serious allergic reaction to some kind of medication, chemical, environmental allergen, food items etc. Be watchful for any severe symptoms like difficulty breathing and see a doctor immediately. The treatment can be OTC oral or topical corticosteroid or anti-histamine.
It can be an insect bite. There are many insects like ants, bed bugs, fleas and lice that may bite the skin, turn the skin red and cause temporary itching and pain. The treatment can be the use of calamine lotion, antihistamine oral or topical. The Pain should go away within a few hours.
It may be an insect bite. If you are worried about any of the symptoms, please see a doctor for further diagnosis.
References
https://www.medicinenet.com/red_spots_on_the_skin/symptoms.htm
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