Son's crying

my son is almost 3 and whines and cries about everything! Nothing seems to be wrong physically, but he gets crazy upset all the time! I don't get it??? help!

About Gina
Birth: June 26
On since: Feb 17, 2014
I am a stay at home mom of a beautiful little boy! He will be 3 in May! I live in O'Fallon, Mo w my husband and son.