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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 36 min ago

Statins may prevent potentially fatal blood infection

Tue, 10/03/2017 - 16:00
New research has found that statins may reduce the risk of community-acquired blood infection with Staphylococcus aureus by almost a third.

Atherosclerosis: Skipping breakfast may double risk

Tue, 10/03/2017 - 07:00
Those who eat little or nothing at all at the start of the day have double the risk of atherosclerosis compared with those who eat a high-energy breakfast.

Regular sauna use could slash men's hypertension risk

Mon, 10/02/2017 - 14:00
The risk of high blood pressure may be up to 46 percent lower for men who use a sauna at least twice weekly, a Finnish study suggests.

Brain circuit that makes you crave salt identified

Wed, 09/27/2017 - 16:00
New research maps the neurons involved in driving sodium appetite in mice. The findings show how salt cravings are controlled by our brains.

Ascending aortic aneurysm: Symptoms, causes, and treatments

Wed, 09/27/2017 - 14:00
What are the causes and risk factors of an ascending aortic aneurysm? What are the different types, how is it diagnosed and can it be prevented?

Heart failure could be treated using umbilical cord stem cells

Wed, 09/27/2017 - 07:00
In the first study of its kind, researchers find that stem cells derived from the umbilical cord can be used to treat heart failure.

Stopping aspirin treatment raises cardiovascular risk by over a third

Tue, 09/26/2017 - 07:00
A new study suggests that people who stop taking aspirin to prevent a first or second cardiovascular event may endanger their health by doing so.

Nine ways to raise blood pressure

Sun, 09/24/2017 - 07:00
If a person's blood pressure is too low, it can potentially be dangerous if left unaddressed. We look at nine ways to safely raise blood pressure.

Chest pain and anxiety: What you need to know

Sat, 09/23/2017 - 07:00
What does anxiety chest pain feel like and how does it differ to a heart condition? What causes chest pain during anxiety and what treatment is available?

Pulsatile tinnitus: Causes, symptoms, and treatment

Fri, 09/22/2017 - 14:00
Tinnitus is where a person hears sounds within the ear, such as ringing. Pulsatile tinnitus is when the sounds are in time to the beat of their pulse.

Just 30 minutes of activity over 5 days could save lives

Fri, 09/22/2017 - 14:00
A new study of wealthy and less wealthy nations finds that physical activity of all types can reduce deaths and heart disease risks.

Are e-cigarettes bad for the heart? Study sheds light

Thu, 09/21/2017 - 07:00
New research shows that when non-smokers use nicotine-based e-cigarettes for the first time, there are measurable, negative changes in cardiac activity.

Antidepressants may raise death risk by a third

Tue, 09/19/2017 - 15:00
New research finds that people who take antidepressants such as serotonin reuptake inhibitors may be at a considerably higher risk of premature death.

Hyperemia: Causes, symptoms, and treatment

Fri, 09/15/2017 - 16:00
What is hyperemia? In this article, learn about the different types of hyperemia, including passive and active hyperemia. How can it be prevented?

Treating PCOS with a combination of oral contraceptives and spironolactone does not increase the risk of diabetes or heart disease

Fri, 09/15/2017 - 13:00
In women with polycystic ovary syndrome (PCOS), the most effective treatment is a combination of the oral contraceptive pill (OCP) with an anti-androgen, which does not increase the risk of metabolic...

Maintaining healthy weight helps keep blood pressure low through life

Fri, 09/15/2017 - 07:00
New research shows maintaining a healthy weight throughout life - more so than four other health behaviors studied - is important to help keep blood pressure in check, according to research presented...

Maintaining healthy weight helps keep blood pressure low through life

Fri, 09/15/2017 - 07:00
New research shows maintaining a healthy weight throughout life - more so than four other health behaviors studied - is important to help keep blood pressure in check, according to research presented...

Do you have diabetes, liver disease? Watch out for CVD

Wed, 09/13/2017 - 07:00
A new study shows that non-alcoholic fatty liver disease puts people with type 2 diabetes at a much higher risk of cardiovascular disease and death.

Do you have diabetes, liver disease? Watch out for CVD

Wed, 09/13/2017 - 07:00
A new study shows that non-alcoholic fatty liver disease puts people with type 2 diabetes at a much higher risk of cardiovascular disease and death.

Study shows so-called 'healthy obesity' is harmful to cardiovascular heath

Tue, 09/12/2017 - 07:00
Clinicians are being warned not to ignore the increased cardiovascular health risks of those who are classed as either 'healthy obese' or deemed to be 'normal weight' but have metabolic abnormalities...

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