Problem 1: The human body and its healthy functioning scenario two Maria has a sports injury to her left knee; this has been caused through over-exertion from training and participating in a recent half marathon event. When Maria trains, she finds that after a short period of time, her knee feels uncomfortable, and she experiences mild pain around the joint. Maria wants to understand how her knee joint works so she can find exercises which will help improve her ability to run.
Explain what the Musculo-skeletal system is, its function, and how Maria can help improve her knee health.
Problem 2: The human body and its healthy functioning scenario three Timothy have been told by his doctor that he has high blood pressure and needs to reduce this to a safer level. He smokes 10 cigarettes each day and drinks alcohol three times a week; this is usually between two to four beers but can be more on some occasions. His job is quite stressful, and he often works long hours and eats on the go; this also leaves him with limited time to pursue his own interests.
What is high blood pressure, and what can this cause? Identify the methods that Timothy can use to reduce his blood pressure level