"J G Miller" wrote in message
news
On Sun, 27 Sep 2009 09:43:55 +0100, Jim Lesurf wrote:

The reality is that we are surrounded with large amounts of materials
with very long half lives. Including our own bodies.

Apparently people born in the 1950s have a higher level of carbon-14
in their bodies than the rest of the population.

That's why they weigh more.

Bill