Is Practicing Hypnosis or Hypnotism a sin?

Is Practicing Hypnosis, Self-Hypnosis or Hypnotism a sin? What is a sin? Most religions describe a sin as a broken relationship between God and us as human beings. What is hypnosis? A natural state, very similar to daydreaming, where we can access our subconscious to create positive changes. Notice that we access the subconscious many times during day. When we do it...