Русско-англо-русский юридический словарь

As much as Germans like to appeal to reason, it’s striking that the country’s most fateful decisions have been based on emotion. (Reuters)

Personal injury is a legal term for an injury to the body, mind or emotions, as opposed to an injury to property. (Wikipedia)

You are perhaps more likely to hear "regardless" in connection with emotions or cognition (Regardless of her feelings, for example) and "irrespective" when there are no "thinking" parts (like in a physics experiement or something - The ball reached the bottom of the ramp in the same amount of time, irrespective of which gate it was started from).

Whatever you do, don't use irregardless. (EnglishForward)

Psychological trauma is damage to the mind that occurs as a result of a distressing event. Trauma is often the result of an overwhelming amount of stress that exceeds one's ability to cope, or integrate the emotions involved with that experience. (Wikipedia)