Heart disease is the narrowing or blockage of the arteries and vessels that provide oxygen and nutrient-rich blood to the heart. It is caused by atherosclerosis, an accumulation of fatty materials on the inner linings of arteries that restricts blood flow. When the blood flow to the heart is completely cut off, the result is a heart attack because the heart is starved of oxygen.
Pivotal study finds link between PTSD and dementia — More study needed to determine why veterans with PTSD are more at risk than others – Veterans with post-traumatic stress disorder (PTSD) have a greater risk for dementia than Veterans without PTSD, even those who suffered traumatic injuries during combat, revealed by researchers in the Journal of the American Geriatrics Society.
Margarines with low-dose omega-3 fatty acids don’t protect heart patients – A diet enriched with omega-3 fatty acids don’t appear to give additional protection against further cardiac trouble in patients, revealed by Dutch researchers.
Black rice, a heritage variety of the grain that feeds one-third of Earth’s population, is an inexpensive source of healthful antioxidants. – Health conscious consumers who hesitate at the price of fresh blueberries and blackberries, fruits renowned for high levels of healthful antioxidants, now have an economical alternative, scientists reported here today at the 240th National Meeting of the American Chemical Society (ACS).
Bottled tea beverages may contain fewer polyphenols than brewed tea – Many commercially bottled tea beverages contain little or no healthful antioxidants, new research suggests. The first measurements of healthful antioxidant levels in commercial bottled tea beverages has concluded that health-conscious consumers may not be getting what they pay for: healthful doses of those antioxidants, or “poylphenols,” that may ward off a range of diseases.
New rheumatoid arthritis criteria to stave off disabling disease for thousands of people — 2010 Rheumatoid arthritis classification criteria: an American College of Rheumatology/European League Against Rheumatism collaborative initiative – New criteria for rheumatoid arthritis (RA), published in the Annals of Rheumatic Diseases, could prevent thousands of people from developing disabling late stage disease, by redefining how RA should be classified.
Heart’s sounds can help diagnose heart failure – For emergency department patients with shortness of breath and a risk of heart failure, physicians usually grab one thing first: a stethoscope.
Scientists identify 95 genetic variants associated with cholesterol, triglycerides – Researchers have discovered or confirmed 95 regions of the human genome where genetic variants are associated with blood cholesterol and triglyceride levels, which are major indicators of heart disease risk.
Calcium supplements linked to increased risk of heart attack — Research: Effect of calcium supplements on risk of myocardial infarction and cardiovascular events: meta-analysis – Calcium supplements, commonly taken by older people for osteoporosis, are associated with an increased risk of a heart attack, revealed by researchers. The results suggest that a reassessment of the role of calcium supplements in osteoporosis management is needed.
Fish oil may reduce risk of breast cancer – A recent report in Cancer Epidemiology, Biomarkers & Prevention, a journal of the American Association for Cancer Research, adds to the growing evidence that fish oil supplements may play a role in preventing chronic disease like breast cancer.
Sensor and insulin pump results in better blood-sugar control in all age groups with diabetes – Adding a continuous blood sugar level sensor to an insulin pump helps patients with type 1 diabetes achieve better blood sugar control compared to the common standard of care, multiple daily insulin injections, concludes a study published on-line today in the New England Journal of Medicine.
