Cartilage, tendons, ligaments & skin in brief

The tissues of cartilage, tendons, ligaments and skin have strong common features. In scientific language they are part of the “extra cellular matrix” and in everyday life they are known as “connective tissue”. The building blocks of connective tissue are the same for cartilage, tendons, ligaments and skin (especially in the subcutaneous layers, the hypodermis): […]

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Normal aging of the skin

How does the skin age? The skin is a barrier between our body and the outside world, protecting us from aggressors, retaining water and controlling our temperature. The skin has three layers: the epidermis, the dermis and the subcutaneous tissue. As the skin ages, these three components undergo changes. Some changes are obvious: wrinkles appear […]

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What is oxidative stress?

Oxidation, how does it work? Oxidation is a chemical reaction that takes place in the presence of oxygen. You can see it when you cut an apple: once cut, the apple tends to turn brown because one of its enzymes reacts with oxygen and transforms a molecule (called phenol) into another molecule (called quinone) which […]

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Exercise couple ExtraCellMuscle

The muscles, pillars of stability

570 skeletal striated muscles Skeletal striated muscles bind bone through tendons. By contracting, they allow the voluntary movement of the skeleton in a specific direction. These contractions are controlled by motor neurons which connect the spinal cord and the muscles. Their activation leads to the release of calcium, which will bind to contractile proteins. Each […]

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