In article >,
Cindy Fuller > wrote:


> Hepatitis A is the only one that is spread via the food supply.
> Hepatitis B and C used to be spread by blood transfusions, but the blood
> supply is tested for both. You can still get hep B or C from sharing
> needles or (in health care workers) needlesticks.


Hep B is also spread by exchange of bodily fluids. This normally means
sex. My daughter was semi-automatically vaccinated against Hep B when she
was 12. She thought that was pretty funny, but we were happy to have it
done and out of the way early.

--
Dan Abel
Sonoma State University
AIS