Introduction : Muscles and joints also change,the beating heart beats faster, blood clots through arteries and veins. During pregnancy, each organ in the body changes. Ignoring the hormonal list, these changes begin a…
Read moreIntroduction : There is a factory within you that weighs about 1.4 kilograms and operates 24 hours a day. This is your liver , the heaviest organ in your body, and one of the most important. This busy building simulta…
Read moreIntroduction : What if I told you that there are billions of microbes around you? The truth is bacteria were some of the first life forms to appear on Earth. Although they contain only one cell, their total number is greater…
Read moreIntroduction : The first well-known pregnancy dates back to 1350 BC in ancient Egypt. According to the Egyptians, all you have to do is urinate on wheat and barley seeds, and then wait. If another sprouts, congrat…
Read moreIntroduction : If you lined up all the blood vessels in your body, it would be about 95,000 km long and daily, carrying more than 7,500 L of blood, though that is the same four or five litter of recycled, oxygen-rich,…
Read moreIntroduction : All the times and places in our history, people have wondered, " Where do we come from? Where is our place on earth? What happens to us when we die? " Religions are systems of belief that …
Read moreIntroduction : Nearly seven million people worldwide die from heart disease each year, and cardiovascular disease, which causes heart attacks and other complications such as stroke, is the world's leading disease. What ca…
Read moreIntroduction: If you could place your digestive line in a straight line, you could create a tube about 33 feet [10 m] high. The last 1.5 meters [4.9 feet] of what is called a colon, or large intestine. Cells in the l…
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