Problem: Adam's doctor has recommended he begin cholesterol-lowering therapy using a prescription medication. He is interested in discussing with the pharmacist dietary supplements that might help lower his cholesterol.
(a) Define the role of the following lipoproteins in the body: very low-density lipoproteins (VLDLs), low-density lipoproteins (LDLs), and high-density lipoproteins (HDLs).
(b) Discuss why hypercholesterolemia (elevated blood cholesterol) is a health concern for Adam.