Many people take omega-3 fatty acids to reduce their risk of heart disease. Some elderly patients may not be getting the benefit they hoped for.

An aspirin a day may help keep heart disease at bay, but it may also contribute to age-related macular degeneration, or gradual vision loss, according to a new study from Europe.

Low levels of high-density lipoprotein (HDL or "good" cholesterol) and smoking appear to contribute to early-stage age-related macular degeneration (AMD), according to a recent study.