Near death experiences are real but unless you were there, it's hard to believe or even wrap your head around the logic of it all.

These are testimonies from real live people that experienced this traumatic instance whether in the body or out of the body.

They found themselves in a different deminsion liking to Paul's experience to heaven.  2 Corinthians 12:1-10 KJV

http://rondunn.com/pauls-visit-to-heaven/