What does black magic mean? Do it exist.

Excessive unexplained bad luckUnreasonable fear to go out or leave homeRuined a marriage or other relationshipsTo never maintain a happy relationshipTo struggle and have nothing work in lifeTo be affected with financial lossTo give up everything he/she owns such as a home or business for no reason at allTo become a victim of frequent accidentsTo have paranoiaTo destroy his/her or someone else’s careerTo leave the country for no reasonTo control someone’s mind for sexTo affect his/her healthTo constantly be unhappyTo always be sadTo never succeed in anythingTo go crazy or have psychological problemsTo make people leave his/her life for no reasonTo get in troubleTo stop where he/she is in life and not move forward