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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 51 min ago

Cardiovascular disease: Study finds best drugs for prevention

Sat, 09/01/2018 - 10:00
A large cohort study finds out which treatments work best to prevent cardiovascular events in individuals with hypertension and other risk factors.

Mediterranean diet shown to prolong seniors' lives

Fri, 08/31/2018 - 16:00
An Italian study of thousands of people aged 65 and older finds that adherence to a Mediterranean diet is linked to lower risk of premature death.

What to know about brain stem strokes

Fri, 08/31/2018 - 12:00
The brain stem controls several vital body functions, such as heart rate, blood pressure, and breathing. A blockage or bleed in the brain stem can cause a brain stem stroke and impact a person’s coordination, movement, and speech. We give an overview of brain stem strokes, including symptoms, treatments, and risks.

Is there a link between acid reflux and palpitations?

Thu, 08/30/2018 - 17:00
Acid reflux and GERD are unlikely to cause heart palpitations directly. However, the same factors, such as eating certain foods, can trigger both acid reflux and palpitations. Acid reflux could also cause anxiety, which can lead to palpitations. Learn more about the link here, as well as how to treat palpitations.

What are the consequences of a sedentary lifestyle?

Wed, 08/29/2018 - 20:00
People living a sedentary lifestyle spend too much time engaging in behaviors that expend very little energy. A sedentary lifestyle can cause severe health issues, including cancer, diabetes, and poor cardiovascular health. Solutions include doing more exercise. Learn about the effects of a sedentary lifestyle here.

How exercise affects metabolic hormones

Wed, 08/29/2018 - 16:00
A new study reveals that endurance training, such as cycling, impacts 'metabolic signaling molecules' differently to resistance training with weights.

Dairy and meat 'beneficial for heart health and longevity'

Wed, 08/29/2018 - 14:00
What does a modern, international diet that keeps your heart healthy look like? A new study investigates, and it draws some controversial conclusions.

Newly discovered skull channels play role in immunity

Wed, 08/29/2018 - 10:00
Newly discovered channels in the skull allow injured brain tissue to communicate directly with the bone marrow, regulating the release of immune cells.

Dairy consumption guidelines 'should be revised'

Tue, 08/28/2018 - 16:00
Apart from milk, dairy foods likely protect against premature death from all causes and from cerebrovascular causes, according to newly presented research.

Distress boosts heart attack and stroke risk

Tue, 08/28/2018 - 15:00
Experiencing high levels of psychological distress has an important impact on a person's risk of heart attack and stroke, new research warns.

Forehead wrinkles — an early sign of cardiovascular disease?

Tue, 08/28/2018 - 14:00
According to new research, deep wrinkles in one's forehead could signal the onset of atherosclerosis, which is the hardening of the arteries.

High blood pressure? Turn up your thermostat

Mon, 08/27/2018 - 10:00
The temperature of your house might influence your blood pressure. A new report suggests that cooler houses may worsen hypertension.

'Good' cholesterol: How much is too much?

Mon, 08/27/2018 - 07:00
According to new research, after a certain point, ‘good’ cholesterol becomes bad for you, raising the risk of heart attack and cardiovascular death.

Which foods lower blood sugar?

Thu, 08/23/2018 - 20:00
Eating a varied, nutritious diet is beneficial for everyone, but is especially important for people with diabetes. In this article, learn which foods can help keep blood sugar levels in check, including oatmeal, cold-water fish, whole wheat bread, legumes, and sweet potatoes.

Better heart health may mean lower dementia risk in older people

Wed, 08/22/2018 - 16:00
A French study of older adults found that having more modifiable cardiovascular health measures at 'optimal levels' was tied to lower risk of dementia.

Alcohol and heart health: Consistency may be key

Wed, 08/22/2018 - 10:00
A new study joins the long line of studies looking at heart disease and alcohol. The authors conclude that consistency might be the key to reducing risk.

How to tell if it is a bruise or a blood clot

Tue, 08/21/2018 - 12:00
Bruises develop when capillaries burst after an impact, while blood clots occur when an injury damages blood vessels. Bruises tend to resolve themselves and often change color as they heal. Blood clots may require medication to dissolve and do not follow a set pattern of healing. Learn more about the differences here.

High cholesterol early in life boosts heart disease risk

Tue, 08/21/2018 - 07:00
The findings of a new study suggest that cholesterol levels should be measured and kept in check much earlier in life so as to avoid cardiovascular harm.

New 'triple pill' could eliminate high blood pressure

Wed, 08/15/2018 - 15:00
Hypertension is very common, and it's a major cardiovascular risk factor. An innovative 'three in one' pill may help treat it more easily and effectively.

Foods to eat for better sex

Wed, 08/15/2018 - 13:00
Many people look to their diet to find ways of improving their sex lives. People sometimes try known aphrodisiacs to boost libido, or they might want to try heart-healthy foods to improve their stamina. In this article, learn which foods are best for sex and about the research behind the claims.

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