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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: 47 min 54 sec ago

Midlife tooth loss may compromise heart health

3 hours 46 min ago
Midlife tooth loss is tied to higher risk of cardiovascular disease, independently of traditional risk factors such as high blood pressure, a study finds.

Could grilling your meat raise blood pressure?

Thu, 03/22/2018 - 15:00
Researchers suggest that regular consumption of grilled or barbecued meat or fish could raise the risk of developing high blood pressure.

These plant-based fats could help you live longer

Thu, 03/22/2018 - 14:00
Research on more than 90,000 people shows that diets rich in plant-based — but not animal-based — monounsaturated fats are linked to lower risk of death.

Booze may make the heart beat faster

Wed, 03/21/2018 - 10:00
A study of more than 3,000 adults who attended the 2015 Munich Oktoberfest reveals that drinking can increase our heart rate, but should we be worried?

Could omega-6 fatty acids help us live longer?

Tue, 03/20/2018 - 14:00
A study finds that higher blood levels of linoleic acid — the most common omega-6 polyunsaturated fatty acid — are linked to lower risk of premature death.

What is a left atrial enlargement?

Sun, 03/18/2018 - 10:00
Left atrial enlargement is linked to several conditions, including atrial fibrillation and heart failure. Learn more about the causes and treatment.

Over 400,000 U.S. deaths per year caused by lead exposure

Tue, 03/13/2018 - 16:00
The health risks of lead exposure might be worse than we thought; researchers estimate that it could kill more than 400,000 adults in the U.S. each year.

These antibiotics may endanger vascular health

Tue, 03/13/2018 - 15:00
Researchers in Sweden and Denmark find new evidence that suggests that a type of antibiotic can increase the risk of a potentially fatal vascular disease.

Death risk increased with two blood pressure drugs

Tue, 03/13/2018 - 10:00
Researchers reveal that two classes of medication used to treat hypertension could raise blood pressure variability, which may increase the risk of death.

How to get rid of chest pain at home

Wed, 03/07/2018 - 11:00
Pain in the heart area sometimes has a relatively mild cause, such as gas or stress. We look at some of the best home remedies for heart pain here.

Salt causes hypertension, but can fruits and veg save the day?

Mon, 03/05/2018 - 17:00
Put the salt down, because no matter how healthful your diet is, researchers found that consuming too much salt still increases blood pressure.

Anxiety may help you to survive a heart attack

Sun, 03/04/2018 - 08:00
Research suggests that generalized anxiety disorder might protect some people after a heart attack, as the psychiatric condition may improve survival.

Could vitamin D lower cardiovascular death risk?

Sat, 03/03/2018 - 08:00
Researchers have discovered that people with CVD who had vitamin D levels within the normal range were less likely to die from the disease.

Inflammatory bowel disease may raise heart attack risk

Thu, 03/01/2018 - 15:00
An analysis of more than 17.5 million patients' medical records reveals that having IBD raises heart attack risk independently of other risk factors.

Heart failure: Flu shot may slash death risk

Thu, 03/01/2018 - 08:00
A new analysis of six pre-existent studies finds that people with heart failure who receive a flu shot periodically are significantly less exposed to the risk death from any cause.

What is an NSTEMI?

Tue, 02/27/2018 - 15:00
A look at NSTEMI, which is a type of heart attack. Included is detail on causes, diagnosis, the difference to STEMI, and the outlook.

How do vegetarian and Mediterranean diets benefit heart health?

Mon, 02/26/2018 - 15:00
A recent Italian clinical trial discovered that a low-calorie vegetarian diet may be as effective at reducing cardiovascular risk as a low-calorie Mediterranean diet.

Experimental stroke drug succeeds in preliminary trials

Thu, 02/22/2018 - 15:00
Following preliminary clinical trials, a new anti-stroke drug shows promise for improved treatment, rendering patients less prone to adverse effects.

What is dependent edema?

Wed, 02/21/2018 - 20:00
A look at dependent edema, a condition where fluid pools in the lower parts of the body. Included is detail on treatment options and the warning signs.

Gout drug could help treat heart failure

Wed, 02/21/2018 - 17:00
A drug used for the treatment of gout has been found to improve heart functioning in a small number of people with heart failure, researchers reveal.