Robert boyle and robert hooke worked together and discovered some important physics concepts. their work lead to the formation of boyle's law; this describes the relationship between blood flow and the heart rhythm and them discover how the heart works movement of oxygen and lead to the discovery of how blood delivered oxygen to tissues flow of fluids in the body and lead to the formation of the humoral theory relationship between pressure and air volume and led to the understanding of how respiration works

Describe the concept of interval training. what is the benefit of this type of training?

Describe an individual healthy weight-management plan. the plan should include specific details about goals, diet, exercise, and evaluative monitoring.

A46-year-old man with a history of hypertension and hypercholesterolemia visits the physician for a routine followup. the patient's job involves a lot of travelling, and he admits to occasionally forgetting to take his medications with him when he travels. he complains of several episodes of chest pain in the past few months. the pain is sharp in nature, mainly over his lower chest and epigastrium, and tends to come on when walking. he believes these episodes are due to indigestion and has been taking antacids. there is a family history of heart disease, and his father died of a heart attack at age 48. on physical examination, his blood pressure is 150/80 mmhg and heart rate is 86/min. his lungs are clear to auscultation. cardiac auscultation reveals normal rate and rhythm, without rubs, gallops, or murmurs. there is no pedal oedema. he is sent for an exercise stress test. five minutes into the test, he develops st depression of 3mm in leads v1-v5. the st segment depression is greater than 0.12 seconds in duration and the stress test is stopped. which of the following is the most appropriate next step in management? - coronary angiography- holter monitor- no further tests are required- repeat stress test with thallium- upper gastrointestinal endoscopy