The disease is only transmitted by people with active cases.

The disease is not transmitted from an infected person to someone else.

If they die in the woods, the disease would not be transmitted.

Have there been any studies of what diseases can be transmitted?

So far, many have been found only to be carriers and cannot transmit disease.

And all groups worry about the potential for transmitting disease from one species to another.

In the first place, we're not even sure how the disease is transmitted.

Those are the two main ways this disease is transmitted.

How many diseases had been transmitted by insects, after all?

This theory held that diseases could only be transmitted by touch.