Health

What is the sleep hormone?

What is melatonin? Melatonin is a hormone produced by the epiphysis( a pineal body located in the brain).Melatonin is involved in the synchronization of biorhythms( which is why it is called the "sleep hormone"), and also complex affects the h...

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Why is CrossFit dangerous?

How did the crossfit appear? Crossfit is a sport that has become popular not because of its real efficiency, but thanks to the Reebok campaign, which produces the appropriate equipment. Until the launch of the Reebok CrossFit advertising c...

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Bomb in the arteries

What is cholesterol? Cholesterol is a special kind of dense fatty alcohol contained in the cell membranes of organisms. The term is derived from the Greek words "χολή"( bile) and "στερεός"( solid).In nature it is mainly found in animal fats an...

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The Benefits of Red Wine

The "French Paradox" The arguments about the benefits of wine are based on the study of Angel Keesa in 1953 - he found that French residents who drink wine in moderation for a long time have fewer health problems. The study does not ta...

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The truth about toothpaste

Composition of toothpaste The ingredients of the modern toothpaste can be divided into several categories: cleaner, foaming agent, bleach, antibacterial component, a substance that reduces the sensitivity of tissues. As a cleaner and b...

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How correctly to sunbathe?

What is the danger of heat stroke? Fans of hours lying under the scorching sun often forget that such behavior is fraught with a heat stroke, which, in fact, is a serious disruption of the body, capable of leading to death. The body ca...

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What is the danger of lack of sleep?

How much sleep do I need? In order to fully sleep, most healthy people need at least 7 and a half hours, and only a small percentage is enough less. In addition, those who engage in sports need extra rest. Constant lack of sleep causes a ch...

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Powerful menthol harm

Cigarettes with a button - what is it? The so-called "button cigarettes" are cigarettes having a special capsule with an aromatic composition inside the filter. When you press the filter in a certain place( on the "button") the capsule bursts,...

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Body weight - what kind of body is it?

Many are concerned about the problem of calculating the "normal" body weight for themselves, let's try to figure out what's what. Body weight is one of the indicators of a person's physical condition: excess or lack of weight can indicat...

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Minerals

Mineral substances are not a source of energy in the body, but they are part of all of its cells and tissues. Some of them are part of hormones, enzymes and vitamins. Particularly important role in the body is played by potassium, calcium, sod...

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