Heart failure: causes, symptoms, treatment

Heart failure, also known as congestive heart failure, is a condition manifested by the inability of the heart to pump enough blood to the organs and tissues of the body. When it occurs, heart failure causes pulmonary stasis with fluid accumulation in the lungs (pulmonary edema) and dyspnea. Certain cardiovascular pathologies with chronic evolution, such…

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Strategies to Prevent Carpal Tunnel Syndrome

Carpal Tunnel Syndrome (CTS) is a common condition characterized by pain, numbness, and tingling in the hand and fingers. It occurs when the median nerve, which runs through the wrist, becomes compressed. Several factors, including repetitive hand movements, poor ergonomics, and underlying medical conditions, can contribute to the development of CTS. In this science-oriented blog…

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Ecchymoses (bruises)

Ecchymoses (bruises) Bruising is a change in skin color that occurs when blood accumulates under the skin when capillaries (small blood vessels) break as a result of a blow or injury – often in the arms and legs. There is no bleeding on the outside of the skin, as long as it remains intact. Causes…

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Normal blood pressure and pulse values

Blood pressure (BP) represents the pressure exerted by the blood column on the inner lining of blood vessels, called the vascular endothelium, during myocardial contraction (systolic blood pressure) and cardiac relaxation (diastolic blood pressure). Systolic pressure refers to the pressure exerted on the arterial walls during cardiac contraction and is physiologically between 100 and 130…

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