The document discusses different theories about the existence and nature of ghosts, including whether they are earthbound souls of the deceased, beings from parallel dimensions, energy traces left by emotional events, or products of the human mind caused by mental disorders, magnetic fields, or low frequency sounds. It concludes that while science has advanced, the truth about ghosts remains uncertain, and it is up to individuals to decide what they believe.

1. Ghosts, paranormal phenomena or mind creation ?

8. Infrasound can be the cause for people to see ghosts L ow frequency sound can cause people to have unusual experiences . Its resonance frequency may affect person’s eyes too.

9. What do people think?

10. CONCLUSION Even though we live in a society that has made lots of technological and scientific progress, apparently we will not be able to discern the very truth about this matter. It is up to each one of us to decide whether or not afterlife exists. Do you believe?