No firm evidence shows that the growth of bones causes pain. The most likely causes are the aches and discomforts resulting from the jumping, climbing, and running that active kids do during the day. The pains can occur after a child has had a particularly athletic day.Signs and Symptoms
Growing pains always concentrate in the muscles, [...]

An allergy is a reaction of your immune system to something that does not bother most other people. People who have allergies often are sensitive to more than one thing.
Substances that often cause reactions are PollenDust mitesMold sporesPet danderFoodInsect stingsMedicines
How do you get allergies? Scientists think both genes and the environment have something [...]