Answer: idk dude I’m trying to find out this one too but no one is helping
Explanation:
Regular physical activity can improve your muscle strength and boost your endurance. Exercise delivers oxygen and nutrients to your tissues and helps your cardiovascular system work more efficiently. And when your heart and lung health improve, you have more energy to tackle daily chores.
Eating sugary foods once in a while.
This is balance
The blood ph level is not maintained by the respiratory system.
I would say the breasts......
