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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: 1 hour 4 min ago

Heart disease: Erectile dysfunction may double risk

Tue, 06/12/2018 - 07:00
Erectile dysfunction can put men at risk of developing a range of heart problems, such as heart attack and sudden cardiac death, shows a new study.

Can mangoes protect heart and gut health?

Mon, 06/11/2018 - 14:00
A small-scale study has found that consuming mango regularly might improve cardiovascular health and have a positive effect on gut bacteria.

What causes chest pain that comes and goes?

Mon, 06/11/2018 - 10:00
Chest pain can have many origins, including problems with the heart, muscles, and lungs. When this pain comes and goes, a person may suspect a problem with the heart. In this article, we explore possible causes of intermittent chest pain, how to tell when the problem is heart-related, and when to call a doctor.

Nutrition 2018: New data confirm health benefits of plant-based diet

Mon, 06/11/2018 - 07:00
A raft of new studies presented at the recent Nutrition 2018 conference sing the praises of a vegetable-based diet. The evidence keeps on mounting up.

What happens if you fast for a day?

Fri, 06/08/2018 - 11:00
What happens if you don't eat for a day? While most people will feel hungry and possibly tired, there is also a range of other effects. In this article, learn about how the body starts to burn fat for energy and whether fasting for 24 hours can be a good weight loss tool. We also investigate the possible risks.

What are the benefits of blackberries?

Thu, 06/07/2018 - 10:00
The blackberry is rich in vitamin C, fiber, and antioxidants, and people can add them to their diet easily with some simple changes to their daily eating habits. Learn more about the health benefits of blackberries here, the potential side effects, and how to add them to your diet here.

How does cheese affect cholesterol levels?

Wed, 06/06/2018 - 12:00
Most types of cheese are high in cholesterol and saturated fat. Studies provide conflicting information about the relationship between cheese and blood cholesterol levels. Here, learn more about how cheese may affect a person's cholesterol levels, and which types of cheese are best for a person with high cholesterol.

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