82 questions and answers in this section

Health and Wellness » General Medicine

Explain why blood pressure varies depending on the body's position.

Explain why blood pressure varies depending on the body's position.

When the human body is in an upright position, gravity has a significant influence on blood circulation. Indeed, blood tends to be pulled downwards, leading...

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Explain why do eyes turn red when crying?

Explain why do eyes turn red when crying?

When we cry, our eyes tend to become red. This redness is mainly due to the increase in blood flow around the eyes. Indeed, when...

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Explain why does the skin peel after a sunburn?

Explain why does the skin peel after a sunburn?

The human skin is made up of several layers. The outer layer, called the epidermis, plays a crucial role in protecting against external aggressions. It...

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Explain why we have dark circles under the eyes in the morning?

Explain why we have dark circles under the eyes in the morning?

The loss of lymphatic fluid during the night can play a role in the appearance of dark circles under the eyes upon waking up. The...

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Explain why some people have seasonal allergies and others do not?

Explain why some people have seasonal allergies and others do not?

Pollen is a fine powder produced by flowering plants to reproduce. Plants release pollen into the air so that it can be transported to other...

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Explain why some people shiver when they have a fever.

Explain why some people shiver when they have a fever.

Fever is a natural response of the immune system to an infection or illness. When the body detects the presence of pathogens, it releases chemicals...

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Explain why sleep is essential for mental and physical health?

Explain why sleep is essential for mental and physical health?

Sleep serves many essential functions for the proper functioning of the body and brain. Here are the main functions of sleep: 1. Physical recovery: During...

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Explain why a good posture has a positive impact on our overall health?

Explain why a good posture has a positive impact on our overall health?

A good posture has a significant impact on musculoskeletal health. Proper posture helps reduce pressure on joints, ligaments, and muscles. By maintaining a straight and...

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Explain why saliva has healing powers on small skin wounds.

Explain why saliva has healing powers on small skin wounds.

Saliva has antibacterial properties due to the presence of various bioactive compounds. In fact, saliva contains enzymes such as lysozyme, which acts by degrading the...

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Explain why it is recommended to use earplugs during a long-haul flight?

Explain why it is recommended to use earplugs during a long-haul flight?

At altitude, atmospheric pressure gradually decreases as one goes higher. This decrease in pressure can have an impact on passengers' ears during a flight. When...

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