This document discusses lipid profiles, their components and reference values. It then examines the relationship between lipid profiles and type 2 diabetes mellitus or hypertension. Specifically, it finds that abnormal LDL levels correlate with diabetes and that cholesterol, triglyceride and LDL levels are higher in hypertension patients while HDL is lower. The document concludes by recommending preventive measures like a healthy diet, exercise, maintaining a healthy weight, quitting smoking and limiting alcohol to control cholesterol.