Your
heart is a muscular organ that pumps oxygen-rich blood throughout your
body. It is the center of your circulatory system, which is composed of a
network of blood vessels such as capillaries, veins and arteries. These
blood vessels carry blood to each part of your body, thus your heart is
important to your health and everything that goes on in your body. Here
are 6 truly amazing facts about this incredibly powerful organ that are
worth learning.
6. Cornea
6. Cornea
Unlike
most tissues in your body, the cornea lacks blood vessels. It receives
its nourishment from the tears and the fluid that fills the chamber
behind it. The cornea must stay transparent to refract light adequately
and the presence of even the smallest blood vessels can interfere with
the process.
5. Holidays
5. Holidays
According
to a study published in the journal Circulation, cardiac mortality is
greater around New Year’s and Christmas than at any other time.
4. Electrical Impulse
4. Electrical Impulse
Your
heart has its own electrical impulse, therefore, it can beat even when
separated from your body as long it has a sufficient supply of oxygen.
3. Income
3. Income
According
to a study published in the Journal of the American Heart Association,
socioeconomic status plays an important role in predicting
cardiovascular risk for African-American adults. Researchers found that
women with lower income had 2.5 times higher risk of stroke and heart
attack compared to women with higher income. Also, individuals who were
50 years old or younger in the lowest socioeconomic group were more than
three times more likely to experience a cardiovascular disease event
than individuals in the highest group.
2. Healthy Heart
2. Healthy Heart
A healthy diet, exercise and happiness will keep your heart healthy.
1. Sex
1. Sex
A
study found that having an orgasm three times per week may reduce the
risk of an individual dying from coronary heart disease by half.
Moreover, a vigorous sex session can double an individual’s heart rate
and burn up 200 calories.
