In this lesson, we'll learn the definition of the Law of Conservation of Mass, sometimes called the Conservation of Matter. This lesson explores the discovery of this important principle and covers a few examples of how it works. GED Science: Help and Review / Science Courses.
Poor circulation can be caused by a series of cardiological and neurological issues, systemic health conditions, obesity, poor lifestyle choices and diet preferences as well as bad habits like smoking or alcoholism.
Poor circulation in the legs is usually due to narrowing of the arteries by fatty deposits (atherosclerosis), which build up over many years. This is usually due to a combination of risk factors such as smoking, a high cholesterol level, high blood pressure or lack of exercise.