Which body system controls the body's ability to respond to its environment?

Health and cardio respiratory fitness occurs when the heart is working, at minimum, 50 percent of heart rate reserve. true or false

Which of these elements of fitness should be included as part of any personal health plan? a. weight management, strength, endurance, and nutritionb. weight loss, calorie reduction, endurance, and strengthc. weight management, physical inactivity, and endurance trainingd. weight loss, strength training, endurance, and sleep reduction

Need write 5 complete sentences. explain the process of accessing valid and reliable health information. why is it important having information that is valid and reliable? 25 point