Which factors are known to influence sleep quality?

The correct choice highlights the key factors that significantly influence sleep quality. Stress can lead to increased anxiety and an inability to relax, which directly affects the ability to fall asleep and stay asleep. The environment, including noise levels, light exposure, and temperature, can also play a crucial role; uncomfortable or disruptive conditions can prevent a restful night. Lifestyle choices, such as the timing of meals, smoking, and physical activity, have been shown to impact sleep patterns and overall quality. Additionally, various medical conditions, such as sleep apnea, chronic pain, or other illnesses, can disrupt sleep cycles and lead to poorer sleep quality.

While other options include relevant factors, they do not comprehensively cover the primary influencers of sleep quality like the selected choice does. For example, diet and exercise (in the second option) are indeed relevant, but factors like family ties or career demands are less directly linked to sleep quality. Similarly, demographics like age and gender (featured in option three) can impact sleep, but they do not address the immediate factors that affect sleep on a day-to-day basis as effectively as stress, environment, and health do. The mention of technology use and caffeine in the fourth option points to important aspects as well, but it does not encompass the broader