C. WARNING:People with infectious diseases should not use a spa.
D. WARNING: To avoid injury, exercise care when entering or exiting the
spa.
E. WARNING: Do not use drugs or alcohol before or during the use of a
spa to avoid unconsciousness and possible drowning.
F. WARNING: Pregnant or possibly pregnant women should consult a
physician before using a spa.
G. WARNING: Water temperature in excess of 38 °C (104 °F) may be
injurious to your health.
H. WARNING: Before entering the spa, measure the water temperature
with an accurate thermometer.
I. WARNING: Do not use a spa immediately following strenuous exercise.
J. WARNING: Prolonged immersion in a spa may be injurious to your
health.
K. WARNING: Do not permit electric appliances (such as light, telephone,
radio, television, etc.) within 5 feet (1.5m) of this spa unless factory
installed.
L. CAUTION: Maintain water chemistry in accordance with manufacturer’s
instructions.
M. WARNING: The use of alcohol or drugs can greatly increase the risk of
fatal hyperthermia in spas.
3.2 HYPERTHERMIA
Prolonged immersion in hot water may induce hyperthermia. A description of
the causes, symptoms, and effects of hyperthermia are as follows:
Hyperthermia occurs when the internal temperature of the body reaches a
level several degrees above the normal body temperature of 98.6 °F (37 °C).
The symptoms of hyperthermia include drowsiness, lethargy, and an increase
in the internal temperature of the body. The effects of hyperthermia include:
AUnawareness of impending hazard;
B. Failure to perceive heat;
C. Failure to recognize the need to exit spa;
D. Physical inability to exit spa;
E. Fetal damage in pregnant women; and
F. Unconsciousness and danger of drowning.
3.3 CAUTIONS
1. Persons suffering from heart disease, diabetes, high or low blood pres-
sure, and any condition requiring medical treatment, pregnant women,
the elderly, or infants should consult with a physician before using a spa.
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