http://www.betsyrosspatterns.c....om/why-do-we-not-was
http://www.brandburg-labs.com/....can-i-be-good-at-phy
It used to be stated that the average life-time of anyone going into retirement after stopping work entirely will only be 18 mos. That is mainly attributed to inactivity. Results in poor circulation and encourages heart attacks and cadence. Before medical insurance is made popular most Americans could possibly be very fortunate to make it to seventy years old. You do the math