Health Library
The Health Library is a collection of health and wellness resources created for learning and accessibility. Select a topic below for related health information or search for a topic in the search bar for more information on other medical conditions.
Rattlesnake Bite
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Rattlesnakes are the most widely known of the pit vipers (family Viperidae). They are found throughout the United States and parts of Canada and account for most poisonous (venomous) snakebites in North America. They leave one, two, or three puncture marks on the skin, but you won't always see any marks...
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Pit vipers, such as the rattlesnake, copperhead, and cottonmouth (also called water moccasin), are poisonous (venomous) snakes. They leave one, two, or three puncture marks on the skin, but you won't always see any marks. Symptoms of a pit viper snakebite usually appear within a few minutes to a few hours after a bite...