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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 9 min ago

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...

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.