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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 17 min ago

Taking blood pressure pills at bedtime best for cardiovascular health

Wed, 10/23/2019 - 16:00
A new study finds that people with high blood pressure who take their pills at bedtime have better control over the condition and lower heart risk.

Heart and brain health are connected, but what influences both?

Tue, 10/22/2019 - 15:00
A new study in twins finds that modifiable factors, such as early family life, may be more important than genes in driving heart and brain health outcomes.

Work and family demands may impact women's heart health

Sat, 10/19/2019 - 10:00
A new Brazilian study has found that stress arising from balancing work and family life can detrimentally affect women’s cardiovascular health.

What is an echocardiogram?

Fri, 10/18/2019 - 18:00
An echocardiogram is an ultrasound image of the heart. It can help doctors diagnose a range of heart problems. This article discusses the uses, types, and results of echocardiograms.

Atrial fibrillation: Daily alcoholic drink riskier than binge drinking

Fri, 10/18/2019 - 16:00
New research finds that frequent low alcohol consumption, such as one daily drink, has a higher risk of atrial fibrillation than infrequent binge drinking.

How does taurine affect the body?

Fri, 10/18/2019 - 00:00
Taurine is an amino acid that occurs naturally in the body. People can also get taurine from supplements and other dietary sources. This article outlines the health benefits and potential risks of taurine.

Type 2 diabetes: Weight regain reduces cardiovascular benefits

Fri, 10/11/2019 - 14:00
New research on type 2 diabetes shows that regaining weight reverses much of the cardiovascular risk reduction that initial weight loss affords.

Having a dog may boost survival after a heart attack or stroke

Wed, 10/09/2019 - 14:00
Two new studies show that owning a dog significantly reduces people's risk of death following a heart attack or stroke, as well as death from any cause.

Existing blood thinner delays Alzheimer's disease in mice

Tue, 10/08/2019 - 14:00
New research in mice suggests that dabigatran, a blood thinning drug, may help delay the development of Alzheimer's by maintaining normal brain blood flow.

¿Por qué me duele el brazo izquierdo?

Fri, 10/04/2019 - 07:00
El dolor repentino o inexplicable del brazo izquierdo puede deberse al envejecimiento, pero también puede indicar un ataque cardíaco o angina. ¿Cómo saberlo? Infórmate aquí sobre diagnóstico, tratamiento y síntomas adicionales.

What is claudication?

Fri, 10/04/2019 - 00:00
Claudication is pain, cramping, or fatigue in the muscles that usually occurs during exercise and goes away with rest. Learn about why it happens, what it feels like, and treatments here.

Drug that targets body clock may prevent heart attack damage

Thu, 10/03/2019 - 15:00
New research in mice shows that an innovative method targeting body clock mechanisms could promote better repair of the heart muscle after a heart attack.

Omega-3 fish oil supplements may lower heart attack risk

Thu, 10/03/2019 - 09:00
An updated, pooled analysis of trial data links daily omega-3 fish oil supplements to lower risk of heart attack and death from cardiovascular disease.

What are the health benefits of cardamom?

Wed, 10/02/2019 - 20:00
Cardamom is a spice that many people use in cooking and medicine. Here, we discuss the possible research-backed benefits of cardamom, such as providing antioxidants, improving heart health, and fighting cancer.

How to get rid of a lactic acid buildup

Wed, 10/02/2019 - 04:00
The body produces lactic acid when it is short of oxygen. Lactic acid buildup can cause a range of symptoms. Learn about lactic acid buildup, and how to prevent and reduce it, here.

What is the difference between sea salt and table salt?

Wed, 10/02/2019 - 00:00
Sea salt is a natural alternative to table salt. Some people mistakenly think it is better for their health. Learn more about the differences between table salt and sea salt here.

What to know about blood pressure rates after exercising

Tue, 10/01/2019 - 17:00
This article describes optimal blood pressure readings. In it, we also investigate how to lower blood pressure through exercise and other lifestyle changes.

New reviews contradict previous guidelines around red meat consumption

Tue, 10/01/2019 - 15:00
A new set of reviews suggests that red meat may not be as harmful to health as previously thought. Why, and what recommendations do the authors make?

Better quality 'good' cholesterol may fight atherosclerosis in diabetes

Tue, 10/01/2019 - 07:00
Evidence from a new study in mouse models shows that increasing the level of functional 'good' cholesterol may help reverse atherosclerosis in diabetes.

What to know about hand veins

Sat, 09/28/2019 - 04:00
The veins in the hands can bulge for many reasons, including aging, exercise, and warm temperatures. In this article, learn more about these and other causes, as well as when to see a doctor.

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