STOCKHOLM (MedPage Today) — Adding margarine enriched with omega-3 fatty acids as a dietary intervention did not prevent second heart attacks in older men and women at risk for worsening heart disease, researchers said here.

(MedPage Today) — Forget tar and nicotine — the FDA is proposing to list as harmful or potentially harmful more than 100 chemicals found in tobacco and tobacco smoke, paving the way for tighter regulation of commercial tobacco products.

STOCKHOLM (MedPage Today) — While hypertrophic cardiomyopathy is the most common cause of sudden death in competitive soccer players, when pro players were screened for the problem with electrocardiography (ECG), all the positive results turned out to be false positives, according to a small study.

STOCKHOLM (MedPage Today) — A third of patients on lipid-lowering therapy received inadequate doses of generic simvastatin after being switched from atorvastatin (Lipitor), an analysis of a large pharmacy database showed.

(MedPage Today) — Insulin resistance and type 2 diabetes may contribute to the development of one type of brain plaque linked to Alzheimer’s disease, according to an autopsy study.

WASHINGTON (MedPage Today) — Good news for seniors who want to quit smoking — Medicare will now cover tobacco cessation counseling — the Department of Health and Human Services announced.

In the first of a three-part series on primary care, NPR reports on doctors who choose to stay in solo practice. “Conventional wisdom is that the age-old model of a single doctor serving patients out of a small office is rapidly going extinct. Doctors need to evolve or die. That means fancy new computerized medical systems and bigger groups to handle the overhead. But Cathy Crute wants to get one thing straight from the get-go: She is not a dinosaur.” Crute practices in Portland, Maine, and formed her solo practice 10 years ago after years in group practice…

STOCKHOLM (MedPage Today) — Concomitant use of a proton pump inhibitor and clopidogrel (Plavix) significantly increased the risk of myocardial infarction but not death, a meta-analysis involving almost 160,000 patients found.

(MedPage Today) — Death rates associated with influenza vary widely from season to season, but are markedly higher when the more lethal H3N2 strains are prominent among circulating flu variants, according to new CDC estimates.

(MedPage Today) — Faced with restrictions on tobacco advertising in traditional veneus, cigarette makers may be using YouTube to reach the youth market, according to a sampling of cigarette-themed videos.