Omega-3 fatty acids, like EPA and DHA found in fish oil, are turning out to be miracle drugs that protect us from myriad ailments ranging from arthritis to Alzheimer’s. Statins, another class of drugs, are designed to lower cholesterol and prevent heart disease. But recent research published by BMC Medicine shows that statins and fish oil may be bitter enemies, and statins may completely negate the positive effects of supplementing with fish oil.