Everyone has the potential to be jealous. Some people will experience small bouts of it while it will become an obsession with others. Slight incidents are usually no reason to worry, and you can probably pass them off.

It’s easy to think of emotions as being positive or negative, but it can be helpful to see them merely as information - whether they be good, bad or indifferent.  An emotional feeling is just your body’s way of telling you that something around you needs your attention.  For example, when you hear a sudden loud noise, you feel scared.