If you have problems dealing with loud noise then you might be a sensitive person (See why are some people very sensitive).
If you keep thinking about negative remarks then you might be a highly sensitive person.
If you are the first one to complain about the weather, the smell or other external stimuli then you might be a sensitive person.
Sensitive people can hardly handle conflicts and prefer to make peace with everybody.
People who have an ectomorph body type, a slim body, are usually sensitive people. A person can still be sensitive even if he had a different body shape but ectomorphs are more likely to be sensitive.
Sensitive people usually have small noses, chins and facial features. A person can still be sensitive without having those facial features.
You always experience the emotions of other people and feel bad for them.
Sensitive people usually cry more often than ordinary people.
If negativity overwhelms you, then you might be a sensitive person.
If crowded places overwhelm you, then you might be a sensitive person.
Sensitive people are usually more creative. They love usually love arts and might find a career related to that field (See how to become creative).
Sensitive people are usually very decent and overly polite. They can have problems saying no to requests.
Most sensitive people aren't assertive but some of them manage to learn how to be assertive.
If music and movies can easily get you very emotional then you might be a sensitive person (See why do we have emotions).
You can easily find out how someone feels even if that person said nothing.
Some sensitive people have a hard time taking decisions. The reason is that they might not be able to tolerate the feelings resulting from a wrong decision.
Sensitive people usually experience things in a more intense way and as a result might over react.
Sensitive people usually have lower tolerance for physical pain than other people.
In order to escape from the noise of the outside world sensitive people sometimes feel like they want to stay alone.
If stress, work problems, external factors and many other things overwhelm you very easily then you might be a sensitive person.