Prior to the onset of hypothermia the body maintains a relatively stable temperature whereby heat production is balanced by heat loss. When the outside environment gets too cold or the body's heat production decreases, hypothermia occurs (hypo=less + thermia=temperature).
The main symptom of poison oak, ivy, or sumac is an intensely itchy, red rash. ... However, you should contact a doctor right away if you are highly sensitive or have the following symptoms: Swelling of the face or throat; Rash on the genitals; ...
Inhaling or being exposed to smoke from burning poison ivy, oak or sumac can result in a serious allergic reaction in the nasal passages, lungs and throat as well as on the skin. If you are exposed to smoke from burning poison ivy, oak or sumac, get to a health care provider immediately.