Final answer:
Generalized anxiety disorder affects about 3 percent of the population at any given time, with females being more likely to be diagnosed than males, and individuals with first-degree relatives with GAD being at higher risk.
Step-by-step explanation:
The student's question pertains to the prevalence of generalized anxiety disorder (GAD) in the population. Research indicates that anxiety disorders are among the most common mental health conditions, affecting nearly 18 percent of U.S. adults annually. GAD is characterized by persistent and excessive worry that interferes with daily activities. While occasional anxiety is a standard response to stress, an anxiety disorder like GAD results in intense, prolonged feelings of apprehension and fear.
Specifically, females are more likely to be diagnosed with GAD than males, illustrating a gender prevalence disparity. Studies show that having first-degree relatives with GAD does increase one's risk, indicating a potential genetic component to the disorder. Research on the population prevalence suggests that about 3 percent of the population is affected by GAD at any given time, though the lifetime prevalence - the likelihood of developing GAD at any point in life - is significantly higher.
To accurately represent these facts, one must consider the specific context, as prevalence rates can vary by country and other demographic factors. However, it remains clear that GAD is a prevalent and impactful condition with considerable variation based on genetics and gender.