# data[].attributes.headline
Exercises to keep a healthy circulatory system 

# data[].attributes.subject
Exercises to keep a healthy circulatory system 

# data[].attributes.body
There are many exercises to maintain a healthy circulatory system, and many fall under aerobic endurance exercises. For example, running, swimming, cycling, anything that keeps your blood pumping and leaving you breathless.other exercises such as weight lifting helps but to a lesser degree.

# data[].attributes.body
Lymphatic is made of a series of vessels, capillaries, and organs.
Glands are an organ in the human or animal body that secretes particular chemical substances for use in the body or for discharge into the surroundings.

# data[].attributes.body
They carry blood and lymph. Lymph is a fluid containing infection-fighting white blood cells.

# data[].attributes.headline
How do veins and vessels contribute to the circulatory system?

# data[].attributes.subject
How do veins and vessels contribute to the circulatory system?

# data[].attributes.body
They transport the blood away and to the heart

# data[].attributes.headline
How does the heart contribute to the circulatory system?

# data[].attributes.subject
How does the heart contribute to the circulatory system?

# data[].attributes.body
The heart is one of the most important organs in the body, it pumps blood throughout the entire body. When calm, the heart beats 60-100 times per minute.

# data[].attributes.body
The circulatory system is a function of the body that circulates blood and lymph through the body, consisting of the heart, blood vessels, blood, lymph, and the lymphatic vessels and glands.