Fun scientific and medical facts.

Although you may already be aware of some helpful heart health advice, there are some fun heart facts that you may not know.

How does the heart work.

The heart is part of the body’s circulation. It consists of the atria, ventricles, valves, arterioles, and various veins. The main function of your heart is to keep oxygen-filled blood circulating throughout the body.

Since your heart is important to your survival, it is important to maintain its health by eating a balanced diet, exercising, and avoiding things that could harm it, such as smoking.

Fun facts about the heart.

1. The average heart is the size of a person.

2. Your heart will beat about 115,000 times each day.

3. Your heart pumps about 2,000 gallons of blood every day.

4. The electrical system controls your heart’s rhythm. It is called the cardiac conduction system.

5. The heart can continue to beat even when it is separated from the body.

6. The first open-heart surgery was performed in 1893. It was performed by Daniel Hale Williams, who was one of the few cardiologists in the United States at the time.

7. The first implantable pacemaker was used in 1958. Arne Larson, who received the pacemaker, lived longer than the surgeon who implanted it. Larson died at the age of 86 from a disease unrelated to his heart.

8. The youngest person to undergo a heart operation was only a minute old. She had a heart defect that many children would not survive. Her surgery was successful, but she will eventually need a heart transplant.

9. The first known case of heart disease was identified in the remains of a 3,500-year-old Egyptian mummy.

10. A woman’s heart beats a little faster than a man’s.

11.The sound of your heartbeat is caused by the opening and closing of the heart valves.

12. Laughter is good for your heart, reduces stress and boosts your immune system.

_ Fun facts about the digestive system.

What is the digestive system?

The digestive system plays the role of consuming nutrients, eliminating waste, and absorbing and using the nutrients we eat. The digestive system includes all parts of the body that are involved in eating or drinking.

It is a fun fact about the digestive system.

1. The average person produces 2 bushels of saliva every day. Or the equivalent of two cans of soda.

2. The gut axis is the close link that exists between the digestive system and the brain.Emotions (including stress) and brain disturbances affect how the body digests food.

3. Your body can move your food through the digestive system even when you are on your head. It is not associated with gravity because it works with muscles.

4. Did you know that the laundry detergents you hear advertised contain stain removal enzymes? Some of these enzymes are the same as those found in the digestive system.

5. The stomach has the ability to stretch and hold up to 4 pounds of food at one time.

Fun facts about the brain.

The brain is part of your body’s central nervous system. It is the most complex part of your body. It has the ability to send and receive an enormous amount of information.

Since it is so complex, there are some things that doctors and scientists haven’t fully understood yet. This also means that there are some surprising things you may not know about your brain, including:

1. Signs of successful brain operations date back to the Stone Age.

2. An adult brain weighs about 3 pounds.

3- The human brain will grow three times its size in the first year of life. It continues to grow until you are about 18 years old.

4. Headaches are caused by a chemical reaction in the brain with the muscles and nerves in your neck and head.

5. The human brain contains approximately one hundred billion neurons.

6. Cholesterol is the key to learning and memory. However, high cholesterol has different effects depending on your age and other factors.

7. He believes that dreams are a combination of imagination, psychological factors, and neurological factors. They have proven that your brain works even when you are asleep.

8. The brain cannot feel pain. Interprets the pain signals sent to him, but he does not feel pain.

9. Brain freezing is actually the pain of the sphenoid ganglion. This happens when you eat or drink something cold.

It cools the blood vessels and arteries at the back of the throat, including those that carry blood to your brain. These contract when cold and open up again with warmth again, causing pain in your forehead.

Fun facts about the skeletal system.

Learn about the skeletal system and some unique things you may never know.

1. Your skeleton is made of more than 200 bones.

2. Bone marrow is a spongy substance found in large bones such as the hips, pelvis, and groin. The bone marrow contains stem cells.

3. Babies are born with 300 bonesAn adult will end up with only 206 bones.

4. The smallest bone in the body is in your earThe stirrup bones, which are bone in your inner ear, are the smallest of all of your bones. This bone is sometimes called the stirrup because of its Y-shape.

5. The thigh bone, which extends from your hip to your knee, is the longest and largest bone in your body. It is also the strongest.

Here are some fun, interesting, and sometimes strange facts about chemistry.

1. Did you know … you can’t taste food without games?

2. Did you know … some lipsticks contain lead acetate or lead sugar? This toxic lead compound makes lipstick taste sweet.

3. Did you know … a lemon contains more sugar than a strawberry for the same block?

4. Did you know … goldfish eyes not only see the visible spectrum but also infrared and ultraviolet rays?

5. Did you know … if you expose a cup of water to space, it will boil instead of freezing? However, the water vapor will crystallize into ice afterwards.

References :

Diana Wells (6-7-2017), “Fun Facts About the Heart You Didn’t Know”،

Anne Helmenstine (12-4-2017), “Did You Know? – Fun Chemistry Facts”،

Diana Wells (22-5-2017), “19 Fun Facts About the Digestive System”،

Diana Wells (6-7-2017), “Fun Facts About the Brain You Didn’t Know”،

Kimberly Holland (22-5-2017), “15 Fun Facts About the Skeletal System”،

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