illegal use of ergogenic substances
The nervous system in one's body sends signals to the muscles to contract in order to move or perform a task like walking. The respiratory system sends oxygen to the muscles in order to provide energy for those actions
Because some could cause an outbreak but some such as lets say pneumonia or bronchitis isn’t really contagious and therefore it won’t start a widespread pandemic i literally made that up so if it’s right then YUP
Answer:
improve coronary blood flow system
improve cholosteal profile
