Mary <[log in to unmask]> wrote:

>On another list, a person wrote that HGer 's lifespan was only 20 or so
>years. Can anyone comment on the lifespan of HGers?

First they are wrong saying 20 years. Then yes, their lives were shorter,
as they died of accidents, being eaten by animals, and sometimes infectious
diseases (like malaria). Without medical help relatively minor accidents
can be fatal.

Don.