Empath

Etymology
From empathy:

Noun

 * 1)  A person with empathic abilitiy; capable of sensing the emotions of others around them.
 * 2) * 1957, Hans Stefan Santesson (editor), Fantastic Universe
 * She was the empath who would betray empaths if she got the chance. So they'd tried to fix things so that she didn't get the chance.
 * 1) * 2005, Catherine Asaro, Schism
 * How did a complete stranger know he was an empath? He rarely if ever talked about it, even to his closest friends. It made people uneasy.
 * 1) * 2007, Ellen Dugan, Natural Witchery
 * The aura may, in fact, linger around objects or places and that "lingering energy" is what an empath senses and intuits.