Although rare, attacks on humans have occurred, inflicting serious injuries and death. Each bear and each experience is unique; there is no single strategy that will work in all situations and that guarantees safety. Most bear encounters end without injury. ... Most bears will avoid humans if they hear them coming.
How likely is a bear to attack you?
The chances of being injured by a bear are approximately 1 in 2.1 million, according to the National Park Service. In other words, you're more likely to be killed by a bee than a bear.
Are bears aggressive to humans?
TRUTH: Bears are normally shy, retiring creatures who only act aggressively as a last resort — usually when they feel threatened. Bears very rarely exhibit predatory behavior towards humans. However, a bear that has been exposed to human food or garbage may become dangerous and aggressive towards people.