Health fairs are community events that provide free or low-cost health services and information to the public. They often include screenings for conditions like high blood pressure, diabetes, and cholesterol, as well as educational resources on topics such as nutrition and exercise. These fairs typically feature various health professionals, including doctors, nurses, and nutritionists, who offer advice and answer questions. Participants can learn about local health resources and programs, making health fairs a valuable opportunity for individuals to take charge of their well-being in a supportive environment.