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Tachycardia is the medical term that describes a heart rate that exceeds 100 beats per minute. In adults, normal heart rates range from 60 to 100 beats per minute, athletes have lower heart rates, and infants have higher heart rates. A person who has tachycardia may have a feeling that his heart is beating very […]

Oxygen is essential for all higher living organisms, as it helps produce energy from organic matter. Through this specific process, in addition to energy production, oxygen free radicals are created. These are highly active molecules, which are created as by-products of normal metabolism (endogenous) and environmental stress (exogenous).   Oxidative stress The term “oxidative stress” […]

Over the years, progressive damage is caused to the human body, which gradually leads to the destruction of cells, tissues and organs and degrades the function of most body systems. This condition is the so-called biochemical phenomenon of aging. But what is the main mechanism that brings about aging? In 2009 the Nobel Prize in […]

Consuming sugar carries many risks for our health. First of all, sugar is considered harmful to our teeth and is responsible for weight gain. Avoiding consumption can help reduce the chances of developing diabetes, weight loss, and significantly improve the appearance of our skin. However, eliminating sugar from our daily diet is not as easy […]

The thyroid gland is one of the most important glands in our body. It is located in the front of the neck, above the trachea, with the characteristic shape of a butterfly. The thyroid gland produces the hormones T3, T4, calcitonin, which in turn determine a host of functions of our body. The amount of […]

Many people today are wondering whether to follow a diet for omnivores or vegetarians. There are also some who strongly feel the moral choice to stop eating animal origin foods. But most people choose a vegetarian diet because they regard it as a healthier choice. For the past 50 years, it has become increasingly rumoured […]

Vitamin D used to be considered as the Vitamin that protects us from the unpleasant consequences of osteoporosis. Its beneficial properties, however, are not limited to this, but affect multiple systems of the body. Vitamin D is associated with low mortality from any factor, and it has been argued to be one of the most […]

Personalized Medicine has revolutionized the treatment of many serious ailments in recent years. Equally spectacular are its nutritional effects, as individualized diet regimens are proving better, in terms of prevention and treatment of various diseases, than the generalized instructions that have prevailed so far. Personalized Medicine is a new and evolving science in which doctors […]

Hormones are biomolecules that are involved in a variety of activities of living organisms as well as in their development. They are secreted by tissues in our body through the endocrine glands and they are transported through the blood, to the points where they act. Hormones have different effects on the body. For example, they […]

The cells of our body are the smallest structural and functional units of life. Our body is a colony of trillions of cells. Cells, in turn, form tissues and organs. Proper function and cooperation between them determines the overall state of our health. When some cells mutate to such an extent that the body ceases […]