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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: 2 hours 40 min ago

Scientists rejuvenate aging cells from children with progeria

Tue, 08/01/2017 - 14:00
Using a new approach that lengthens shortened telomeres in chromosomes, researchers reverse many markers of aging in cells from children with progeria.

15 natural ways to lower your blood pressure

Mon, 07/31/2017 - 07:00
High blood pressure can lead to heart disease and stroke. Here are 15 simple ways you can lower your blood pressure naturally, without medication.

Having depression and heart disease could double death risk

Mon, 07/31/2017 - 07:00
A new study finds a strong correlation between the risk of premature death and developing depression after being diagnosed with coronary artery disease.

Superior vena cava syndrome: Symptoms, treatment, and outlook

Sun, 07/30/2017 - 10:00
In this article, learn about superior vena cava syndrome. What is it, what are the causes, and how is this cardiovascular problem diagnosed?

Heart attack: Blood vessel growth may improve treatment

Thu, 07/27/2017 - 14:00
The discovery of how a signaling pathway and the hormone leptin stimulate new blood vessel growth could help to improve cancer and heart attack treatment.

Long-term risk of recurrent stroke under-recognized

Tue, 07/25/2017 - 15:00
Stroke and TIA survivors without early complications are often discharged. But new research indicates that these patients are at increased long-term risk.

Continuing statins after an adverse event is associated with reduced risk for death

Tue, 07/25/2017 - 07:00
Continuing statin prescriptions after an adverse reaction was associated with a lower incidence of death and cardiovascular events.

Alzheimer's drug cuts hallmark inflammation related to metabolic syndrome by 25 percent

Mon, 07/24/2017 - 07:00
An existing Alzheimer's medication slashes inflammation and insulin resistance in patients with metabolic syndrome, a potential therapeutic intervention for a highly dangerous condition affecting 30...

Nutrition advice aimed at children also improves parents' diets

Mon, 07/24/2017 - 07:00
Nutrition advice aimed at children also improves parents' diets, according to research published in the European Journal of Preventive Cardiology.

Heart failure risk may be affected by weight gain

Fri, 07/21/2017 - 07:00
Researchers find that weight gain may overstrain the heart muscle, which, in time, could lead to heart failure. Weight management could reduce this risk.

A healthy heart today means a healthier brain later in life

Thu, 07/20/2017 - 07:00
Following seven simple heart health tips in your 20s predicts a healthier brain volume in your 40s. Cardiovascular and cognitive health seem to be linked.

Ozone exposure tied to cardiovascular risk

Tue, 07/18/2017 - 14:00
Exposure to ozone is linked to changes in blood platelets and raised blood pressure at levels lower than that tied to changes in the lungs, study shows.

Mitral valve prolapse: What you need to know

Tue, 07/18/2017 - 07:00
Mitral valve prolapse is a condition where a valve in the heart stops working normally. Learn what causes it, how it is diagnosed, and how it is treated.

Is there a link between A-fib and time spent working?

Fri, 07/14/2017 - 15:00
Large population study with participants from four European countries suggests that length of working hours is a strong factor in the development of A-fib.

Low doses of radiation could harm cardiovascular health, study suggests

Fri, 07/14/2017 - 07:00
Ionizing radiation, such as x-rays, has a harmful effect on the cardiovascular system even at doses equivalent to recurrent CT imaging, a new study published in the International Journal of Radiation...

Common chemicals in plastic linked to chronic disease

Fri, 07/14/2017 - 07:00
Chemicals found in many plastics, called phthalates, have once again been linked with a range of chronic conditions, including type 2 diabetes.

Coffee: The science behind the health claims

Thu, 07/13/2017 - 07:00
Coffee consumption has been linked to a range of health benefits, but there are risks for some coffee lovers. Find out what the latest research says.

Improving diet quality over time linked with reduced risk of premature death

Wed, 07/12/2017 - 21:00
People who improve the quality of their diets over time, eating more whole grains, vegetables, fruits, nuts, and fish and less red and processed meats and sugary beverages, may significantly reduce...

Iron deficiency may raise heart disease risk

Wed, 07/12/2017 - 16:00
New research examines the link between iron levels in the body and the risk of developing coronary artery disease. Iron may have a protective effect.

Everything you need to know about water retention

Wed, 07/12/2017 - 07:00
Find out all you need to know about water retention and what you can do to relieve this common health issue with home remedies or simple lifestyle changes.