Final answer:
To prevent frostbite, avoid alcohol, cover all body parts (except the head), and sip hot drinks (excluding caffeine).
Step-by-step explanation:
To help prevent frostbite, it is important to take certain actions. Avoid alcohol as it can increase the risk of frostbite. Make sure all parts of the body except the head are covered to protect from cold exposure. Sip hot drinks, but avoid ones with caffeine as it can constrict blood vessels and worsen frostbite.
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