I don't know what it is but i think it would be best you go see a doctor... quick!
Itchy spots.
yes, there is a spot on a puppies stomach that makes thier foot do something crazy.
see a doc.
Because of the heat of the cast it makes your skin itch.Never attempt to insert anything to scratch your skin and this is a sign of possible infection or irritation.
First do you mean, What makes the person itchy when a jellyfish stings you?. Well what i think is that the venom in it.
the fabric.
Allergies
if you are itchy you fell it so yeah
Fleas
Keep away from sand.
Jack Dombrowski makes mucus in the stomach
Opiates can trigger a histamine release which is what makes you itchy. Different opiates lead to different amounts of histamine release.