Grey hair is the symbol of maturity and detachment. They appear after the effort to integrate these two concepts or values. It's a sign that I no longer need the approval of others that I don't need to pretend to anyone. That is, when I become a wise person. Grey hair...

It manifests itself after an obstruction in one of the coronary arteries that produces ischemia. Or insufficient blood supply, in one of the parts of the heart tissue (myocardium). A heart attack is a warning that I have lost the meaning of life. I have experienced an...

This is the name given to the scales coming from the skin that come off from the base of the hair and have a grayish-white color. The biological sense of this desquamation is to increase the possibility of contact. Dandruff manifests itself after having suffered a...

A accident cerebrovascular o stroke can occur in two distinct forms: ischemic stroke (a significant, abnormally sudden decrease in blood flow to the brain, which may be due to a blocked artery) or hemorrhagic stroke, or cerebral hemorrhage caused by the rupture of a...

These are veins that dilate and become tortuous.
They are commonly found on the back of the calves or on the inside of the leg. 
They develop when the venous valves that allow blood to flow to the heart stop working properly. 

  At the biological level, iron is involved in the constitution of hemoglobin and its main function is to carry oxygen from the respiratory organs to all the other organs and tissues of the body. Therefore, oxygen is related to life (oxygen) and death (lack of...

    Lymph nodes are small protuberances that are distributed throughout the lymphatic system. They are involved in the body's defense against infections. Symbolically, they can be considered as the “police stations of the body”. Adenopathy (swelling of a ganglion)...

Cholesterol is a lipid (a type of natural fat) present in all parts of the body. The body needs a certain amount of cholesterol to function properly.  But excess cholesterol in the blood, combined with other substances, can stick to the walls of the arteries. This is...

  Arrhythmia is an alteration of the normal rhythm of the heartbeat.  It is called bradycardia when the rhythm slows down and tachycardia when it accelerates. People with arrhythmias tend to become emotionally unbalanced quite often, they can go, in a short time, from...