88 questions and answers in this section

Health and Wellness » General Medicine

Explain why do we get canker sores?

Explain why do we get canker sores?

Canker sores are small painful ulcers that form inside the mouth, on the tongue, gums, cheeks or palate. Their origin is not fully understood, but...

Read full answer

Explain why teenagers have acne.

Explain why teenagers have acne.

One of the main causes of acne in teenagers is increased sebum production. Due to hormonal changes, particularly an increase in androgens, the sebaceous glands...

Read full answer

Explain why do we sometimes feel dizzy when getting up suddenly?

Explain why do we sometimes feel dizzy when getting up suddenly?

When we get up suddenly, we may experience dizziness. This dizziness may be due to a sudden drop in blood pressure. Indeed, when we go...

Read full answer

Explain why do we sweat?

Explain why do we sweat?

Sweating is a natural phenomenon that allows the body to release some of its internal heat and regulate its temperature, mainly when it heats up...

Read full answer

Explain why do we get hiccups and how to get rid of them?

Explain why do we get hiccups and how to get rid of them?

Hiccups are the result of an involuntary spasm of the diaphragm, the main muscle that allows for quiet breathing. When it suddenly contracts without warning, it quickly...

Read full answer

Explain why do some people experience tingling sensations while sleeping?

Explain why do some people experience tingling sensations while sleeping?

The tingling sensations felt during sleep often come from the compression of a nerve or temporary poor blood circulation. When a nerve is compressed for...

Read full answer

Explain why do veins appear blue on the skin even though blood is red?

Explain why do veins appear blue on the skin even though blood is red?

Human skin is a type of filter that allows light to enter and exit in a particular way. It is made up of several layers: the epidermis...

Read full answer

Explain why is honey a good healing agent?

Explain why is honey a good healing agent?

Honey has antiseptic properties due to its content of sugars, gluconic acid, and hydrogen peroxide, which give it antibacterial abilities. These elements work together to...

Read full answer

Explain why do we sneeze with our eyes closed by reflex?

Explain why do we sneeze with our eyes closed by reflex?

When we sneeze, our eyes close without us even thinking about it. This reflex is there for a good reason: to protect our eyes. When...

Read full answer

Explain why is blinking necessary?

Explain why is blinking necessary?

The eyelids close to protect the cornea against foreign particles and damage. This rapid and automatic blinking ensures the safety of the eye surface against...

Read full answer

May 9, 2025 : We have reached 240M+ (millions) GIFs viewed on Giphy (check here!). Use our GIFs on WhatsApp or elsewhere. We are gradually offering them on Tenor. This may take a little time.