What Causes Elevated Levels Of Triglycerides And Cholesterol?

I am a physician assistant my patient is 56 year old male who has a cholesterol problem he leads a largely sedentary lifestyle his favorite activity is sitting on the couch and eating snacks while watching tv he has concerns that would drastically change his lifestyle if his test comes back high triglycerides145mg,cholesterol210mg,hdl33mg and ldl160mg I need to explain to my patient about his test measuring and how the result should be interpreted