Synesthesia in its true sense is not a mental health condition, artificially-induced condition, nor anything more than an inheritable trait, much like hair color and height.

HuffPost science correspondent Cara Santa Maria talks to neuroscientist (and synesthete) Steffie Tomson about synesthesia, a perceptual condition that blurs the line between the five senses.

Synesthesia is a fascinating neurological condition that causes an individual to experience perceptual information through a sense modality that is unlinked to its source.