When algal species that had been used in successful maricult…

When algal species that had been used in successful mariculture programs in some parts of the south Pacific were transported to Hawaii (where they do not grow naturally) to build a mariculture program there, they began to grow unchecked on the coral reefs, smothering the corals.

A 52-year-old male presents with new-onset chest discomfort…

A 52-year-old male presents with new-onset chest discomfort described as a pressure sensation that started while mowing the lawn and resolved with rest. As the advanced practice nurse, which of the following is the most important follow-up question during history taking?