Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
We left the oceans millennia ago, desiccating ourselves in a dry and airy world.
We have our skin and kidneys, to keep us moist and salty.
Water follows salt — do we drink enough to keep us from becoming hypertensive fish?
Robert Dickson Family physician Hamilton, Ont.
