Thursday, April 26, 2007  Are you earthy?  …Harvard’s HEALTHbeat
newsletter takes on Earth Day and tries to combine it with
Health Day.  …First, they recommend you go to bed early—it saves
on electricity and you lose weight if you sleep 8 hours. Lack of
sleep depresses the levels of leptin, the hormone that tells
your brain that you are full.  …Turn down the heat and air
conditioning. Trying to keep cool or warm revs up your
metabolism.. When we are in the thermoneutral zone, mid-70s,
your body doesn’t have to burn cals doing much.  …Eat more
fish—but be sure it isn’t the toxic or overfished kinds. Go to
…Switch to energy-saving light bulbs, those weird twisty
ones.They use 2/3 of the energy of a regular bulb and last 10
times longer. Each compact bulb keeps half a ton of carbon
dioxide out of the air! But—please do not trash them when they
do run out—they contain mercury! Call your local govt for
instructions.  …Eat local fruits and veggies. Flying in food
from Australia and Chile, for instance, uses energy