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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 49 sec ago

Novel drug may help repair failing hearts

Tue, 01/03/2017 - 14:00
Cimaglermin, a new experimental drug, may help restore cardiac function after heart failure, according to a first-in-man study published in JACC: Basic to Translational Science.

Cardiology still a man's world, finds survey

Tue, 01/03/2017 - 08:00
The third Professional Life Survey conducted by the American College of Cardiology reveals that not much has changed over the past 20 years.

Dyspnea: Causes, Symptoms, and Treatments

Mon, 01/02/2017 - 14:00
Dyspnea involves a shortness of breath. Causes include illness, heart problems, and altitude. Find out what dyspnea is and how to reduce its impact.

Frequent sauna use may reduce dementia risk in men

Sun, 01/01/2017 - 08:00
A study of more than 2,000 Finnish men has uncovered a link between frequent sauna use and reduced risk of Alzheimer's and other forms of dementia.

Red cabbage microgreens could reduce risk of cardiovascular disease

Fri, 12/30/2016 - 08:00
New research finds that red cabbage microgreens - an immature form of red cabbage - was highly effective for lowering 'bad' cholesterol in mice.

High-fat diet before imaging improves diagnosis of cardiac sarcoidosis

Thu, 12/29/2016 - 08:00
Researchers at the University of Illinois at Chicago were able to reduce uncertainty in diagnosing cardiac sarcoidosis by having patients consume a high-fat, low-sugar diet for 72 hours prior to...

Saturated fat may not increase heart disease risk after all

Tue, 12/27/2016 - 08:00
The theory that saturated fat may be bad for people has been called into question. Now, research suggests that saturated fat might even be good for you.

Nutrition data review shows red meat has neutral effect on cardiovascular disease risk factors

Tue, 12/27/2016 - 08:00
Consuming red meat in amounts above what is typically recommended does not affect short-term cardiovascular disease risk factors, such as blood pressure and blood cholesterol, according to a new...

Cardiac deaths rise over Christmas period

Fri, 12/23/2016 - 15:00
Study of New Zealand data confirms prior research with American data that heart-related deaths rise at Christmas, suggesting cold weather is not a reason.

Lowering cholesterol to 'levels of a new-born baby' cuts heart attack risk

Fri, 12/23/2016 - 08:00
Reducing our cholesterol levels to those of a new-born baby significantly lowers the risk of cardiovascular disease, according to new research.

Surgical ablation found to be effective in reducing atrial fibrillation and improving quality of life

Thu, 12/22/2016 - 08:00
New clinical practice guidelines recommend more prominent role for surgery in treatment of Afib.

Hypoxia signaling plays a physiological role in the formation of the heart

Thu, 12/22/2016 - 08:00
Scientists at the Centro Nacional de Investigaciones Cardiovasculares Carlos III (CNIC) have demonstrated the fundamental role of the hypoxia response in the correct formation of the heart...

Going dry for January? How reducing alcohol intake can benefit health

Wed, 12/21/2016 - 16:00
Are you thinking about cutting back on the liquor in 2017? We look at the effects of drinking and how reducing alcohol intake can benefit health.

New report outlines 10 measures for the prevention of sudden cardiac death

Tue, 12/20/2016 - 17:00
A new report presents 10 quality and performance measures that are intended to help stakeholders--including health systems, legislative bodies, and nongovernmental organizations, as well as...

Up to 8,400 heart attacks and strokes prevented through NHS Health Checks

Tue, 12/20/2016 - 11:00
The NHS Health Check programme in England may have prevented an estimated 4,600 to 8,400 heart attacks, strokes, or death from these causes in its first five years, according to an independent...

Medical News Today: 2016 cardiology year in review

Tue, 12/20/2016 - 08:00
In cardiology, CVD prevention remains a key area of study, but what new insights have we gained in 2016 from research findings? MNT investigate.

Heart attack risk doubled for people with less education according to new Australian research

Tue, 12/20/2016 - 08:00
People who leave school without a school certificate are more than twice as likely to have a heart attack as those with a university degree, according to groundbreaking new Australian research from...

Women fare better than men one year after valve replacement

Tue, 12/20/2016 - 08:00
Women with significant aortic valve disease who undergo transcatheter aortic valve replacement (TAVR) are considered higher risk than men in some respects.

Gender gap in medicine remains in the spotlight in 2016

Fri, 12/16/2016 - 16:00
Medical News Today reflect on some of the gender gap articles in research, work-life balance, and pay for physicians that have been reported in 2016.

Patients with acute coronary syndrome at increased risk of suicide

Fri, 12/16/2016 - 14:00
Patients with acute coronary syndrome, an umbrella term for conditions where the heart's blood supply is suddenly blocked, may be at an increased risk for suicide compared to otherwise healthy...