On Thu, 25 Jan 2001 [EMAIL PROTECTED] wrote:
> Regarding lifting- 10 pounds against your "old" belly was 10
> additional pounds of back force. 10 pounds with your arms out two
> feet is 20 pounds of back force. Non pregnant people can make a bit
> more of a choice of how close they keep things to their center of
> gravity, as babies grow out everything is a bit more "total" work when
> you look at energy expenditure.
If I can get a grip on everything from a position where my knees are bent,
but my back is fairly straight, does it make good sense to pick up 5
pounds in each hand and carry the loads next to each hip?
Julia
