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The cardiovascular system is comprised of the heart and the network of arteries, veins, and capillaries that carries blood throughout the body. The average adult male has between 5-6 liters of blood while the average adult female has 4-5 liters. Blood transports oxygen and essential nutrients to all of the living cells in the body, and also carries waste products from the tissues to the systems of the body through which they are removed.
Updated: 49 min 30 sec ago

Marital history linked to stroke survival

Fri, 12/16/2016 - 10:00
People who were in a stable marriage, and had never been divorced or widowed, had the best prospects of survival after having a stroke, according to new research in Journal of the American Heart...

Obesity in adolescents significantly increases their risk of heart disease regardless of ethnicity

Fri, 12/16/2016 - 08:00
A new study published in BMJ Open has found a link between obesity in adolescents and their risk of developing heart disease in early adulthood, regardless of ethnicity.

Circulation favours placenta over brain in foetuses of diabetic mothers

Mon, 12/12/2016 - 14:00
Blood flows preferentially to the placenta instead of the brain in foetuses of mothers with diabetes, reveals research presented at EuroEcho-Imaging 2016.

Heart damage caused by chemotherapy is worse in patients with diabetes

Mon, 12/12/2016 - 14:00
Heart damage caused by chemotherapy is worse in cancer patients who also have diabetes, according to a study presented at EuroEcho-Imaging 2016.

One specific gene explains many diseases

Fri, 12/09/2016 - 08:00
Genetic differences in the FADS1 gene determine the risk for many different diseases.

Daily hour of yoga lowers blood pressure

Thu, 12/08/2016 - 17:00
New research presented in India suggests 1 hour of yoga each day significantly reduces blood pressure in patients with prehypertension.

Optimism may boost women's longevity

Thu, 12/08/2016 - 08:00
Researchers suggest it pays to think positively, after finding that women who are more optimistic may be at lower risk of death from numerous diseases.

Clinic readings may underestimate blood pressure during daily activities

Tue, 12/06/2016 - 14:00
Around the clock monitoring during daily activity revealed masked, or undetected, high blood pressure among otherwise healthy adults who had normal readings in the clinic, according to new research...

Field position may impact blood pressure in football players

Tue, 12/06/2016 - 14:00
Football at the college-level is associated with increased blood pressure and changes in size, shape, structure and function of the heart, especially among linemen, according to a new study...

Moderate drinking may cause irregular heartbeat

Tue, 12/06/2016 - 10:00
Although some research suggests that light to moderate drinking is good for the heart, a new study shows it may lead to a form of arrhythmia.

Adrenaline rush: Delaying epinephrine shots after cardiac arrest cuts survival rates

Tue, 12/06/2016 - 08:00
Hospitals in which the administration of epinephrine to patients whose hearts have stopped is delayed beyond five minutes have significantly lower survival rates of those patients, a new study led...

Is smoking ever safe? Study investigates

Mon, 12/05/2016 - 17:00
The harmful effects of smoking are well known, but a new study investigates the health risks associated with a lower level of tobacco use.

FDA approves Jardiance to reduce cardiovascular death in adults with type 2 diabetes

Mon, 12/05/2016 - 14:00
The U.S. Food and Drug Administration has approved a new indication for Jardiance (empagliflozin) to reduce the risk of cardiovascular death in adult patients with type 2 diabetes mellitus and...

Dabigatran superior to warfarin when anticoagulation is resumed after bleeding

Mon, 12/05/2016 - 08:00
In the first analysis of how to treat patients on anticoagulants who suffer a major bleeding event, a clinical practice that routinely gives doctors pause, while also evaluating a new drug...