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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 39 min ago

16-year study suggests air temperature is external trigger for heart attack

Wed, 08/30/2017 - 07:00
A 16 year study in more than 280 000 patients has suggested that air temperature is an external trigger for heart attack. The findings were presented at the ESC Congress.

How low should LDL cholesterol go?

Wed, 08/30/2017 - 07:00
New analysis shows that in a high-risk population, achieving ultra-low LDL cholesterol levels, down to less than 10 mg/dL, safely results in additional lowering of risk of cardiovascular events.

Reducing inflammation without lowering cholesterol cuts risk of cardiovascular events

Wed, 08/30/2017 - 07:00
Inflammatory hypothesis confirmed: Landmark randomized clinical trial of high-risk patients finds that a drug targeting inflammation reduced risk of major adverse cardiovascular events.

Too much salt may double your chances of heart failure

Wed, 08/30/2017 - 07:00
A new study finds a strong correlation between a high individual salt intake and the risk of heart failure over a period of 12 years.

PATHWAY-2 uncovers main cause of drug-resistant hypertension, finds old drugs work best

Wed, 08/30/2017 - 07:00
Salt retention is the main culprit behind drug-resistant hypertension (RHTN), with older diuretic medications being the most effective treatment, according to new results from the PATHWAY-2 study.

16-year study suggests air temperature is external trigger for heart attack

Wed, 08/30/2017 - 07:00
A 16 year study in more than 280 000 patients has suggested that air temperature is an external trigger for heart attack. The findings were presented at the ESC Congress.

How low should LDL cholesterol go?

Wed, 08/30/2017 - 07:00
New analysis shows that in a high-risk population, achieving ultra-low LDL cholesterol levels, down to less than 10 mg/dL, safely results in additional lowering of risk of cardiovascular events.

Reducing inflammation without lowering cholesterol cuts risk of cardiovascular events

Wed, 08/30/2017 - 07:00
Inflammatory hypothesis confirmed: Landmark randomized clinical trial of high-risk patients finds that a drug targeting inflammation reduced risk of major adverse cardiovascular events.

Too much salt may double your chances of heart failure

Wed, 08/30/2017 - 07:00
A new study finds a strong correlation between a high individual salt intake and the risk of heart failure over a period of 12 years.

Death rates from rheumatic heart disease falling since 1990

Mon, 08/28/2017 - 07:00
The risk of dying from rheumatic heart disease, a condition of damaged heart valves caused by bacterial infection that leads to rheumatic fever, has dropped around the world over the last 25 years...

Death rates from rheumatic heart disease falling since 1990

Mon, 08/28/2017 - 07:00
The risk of dying from rheumatic heart disease, a condition of damaged heart valves caused by bacterial infection that leads to rheumatic fever, has dropped around the world over the last 25 years...

'Good' cholesterol might actually be bad

Thu, 08/24/2017 - 16:00
A large new study in the general population has found a link between excessive mortality and high levels of the so-called good cholesterol.

'Good' cholesterol might actually be bad

Thu, 08/24/2017 - 16:00
A large new study in the general population has found a link between excessive mortality and high levels of the so-called good cholesterol.

Could this compound boost the benefits of your workout?

Thu, 08/24/2017 - 15:00
A chemical compound called Yoda1 could help to enhance the benefits of exercise by activating an exercise sensor that regulates blood flow, a study finds.

Could this compound boost the benefits of your workout?

Thu, 08/24/2017 - 15:00
A chemical compound called Yoda1 could help to enhance the benefits of exercise by activating an exercise sensor that regulates blood flow, a study finds.

Brain patterns hold key to stress-related cardiovascular risk

Thu, 08/24/2017 - 07:00
Stress is known to affect heart health. New research inspects brain activity and spots patterns that predict individuals most at risk.

Brain patterns hold key to stress-related cardiovascular risk

Thu, 08/24/2017 - 07:00
Stress is known to affect heart health. New research inspects brain activity and spots patterns that predict individuals most at risk.

Heart failure patients, clinicians have differing perceptions of risk level

Wed, 08/23/2017 - 07:00
Physicians identified a majority of patients with advanced heart failure as at high risk for transplant, left ventricular assist device (LVAD) or death while few of those patients considered...

How do vegetarian diets affect cholesterol levels?

Tue, 08/22/2017 - 07:00
Long-term plant-based diets lower total cholesterol, suggests a new review and meta-analysis of observational studies and clinical trials.

Understanding how fish grow their hearts could help humans, professor finds

Fri, 08/18/2017 - 07:00
It's already known some fish have big hearts - at least during the winter.Now a U of G professor has identified a protein that enables fish to change the size of their hearts based on the...

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