For most of us, death conjures up strong feelings. We worry about it, dismiss it, laugh it off or don’t think about it at all. Until we have to.

For most of us, death conjures up strong feelings. We worry about it, dismiss it, laugh it off or don’t think about it at all. Until we have to.
Here are five research findings – biochemical, medical, genetic, sociological and psychological – that you may not be aware of.