Harvard Health Content API

Most people don’t need to fast before a lipid test because the difference between LDL cholesterol values when fasting or not fasting is very small. But people who have had high triglyceride levels should fast prior to the test.

For people who have both heart disease and arthritis, two of the main treatments—exercise and medications—require careful planning and attention. Joint pain makes certain types of exercise difficult, and commonly used drugs for both conditions can have potentially serious interactions.