The mitral and tricuspid valves also may experience mucous degeneration . This is the progressive degeneration of the membrane of the valve itself. Valve replacement usually is necessary. Currently these surgeries are not successful in the long term. People will be restricted to light or sedentary work.
Hypertension is the sustained elevation of arterial blood pressure.
Hypertension is diagnosed if systolic pressure exceeds 140 mm of Hg and diastolic pressure exceeds 90 mm of Hg. Systolic fluctuates frequently in response to stress. It also increases with posture, movement, age, etc. Diastolic does not fluctuate as readily. Causes may include smoking, excess weight, personality, stress, diet, lack of exercise, sedentary stress.