249 questions and answers in this section
Explain why blood pressure varies depending on the body's position.

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

Gravity has a significant influence on your body, particularly on your blood pressure. When you stand up, blood naturally pools in the lower body due...

Read full answer

Explain why eating slowly can help with weight loss.

Explain why eating slowly can help with weight loss.

The body has its own integrated system to understand when you have eaten enough: it takes about 20 minutes for it to realize that it...

Read full answer

Explain why the color of LEDs can influence our sleep?

Explain why the color of LEDs can influence our sleep?

The blue light emitted by screens and LEDs blocks the production of melatonin, a key hormone that helps you fall asleep. Our eyes interpret this...

Read full answer

Explain why peppers are often associated with sensations of heat in the mouth?

Explain why peppers are often associated with sensations of heat in the mouth?

If you find that a chili pepper burns your mouth, it's because it contains a molecule called capsaicin. This substance is naturally produced by the...

Read full answer

Explain why it is important to stay well hydrated during a tennis match.

Explain why it is important to stay well hydrated during a tennis match.

During a tennis match, your body heats up and sweats a lot. This sweat is your body releasing heat by losing water. If you don’t...

Read full answer

Explain why yoga is beneficial for athletes?

Explain why yoga is beneficial for athletes?

Yoga develops flexibility by regularly and progressively stretching the muscles and joints, allowing for broader and smoother movements. This improved range of motion facilitates increased...

Read full answer

Explain why do eyes turn red when crying?

Explain why do eyes turn red when crying?

When we cry, the blood vessels in our eyes tend to dilate. In other words, they widen and allow more blood to flow. This phenomenon...

Read full answer

Explain why chocolate can make some people happy?

Explain why chocolate can make some people happy?

Chocolate contains some star ingredients like theobromine, an alkaloid similar to caffeine that gently stimulates the brain and gives a little boost. There's also magnesium, known for...

Read full answer

Explain why does the skin peel after a sunburn?

Explain why does the skin peel after a sunburn?

When you get a sunburn, your skin receives an excessive dose of UV rays, which directly damages the cells of your epidermis, the outer layer...

Read full answer

Explain why dietary fibers are essential for digestion?

Explain why dietary fibers are essential for digestion?

Dietary fibers, know this, are like the discreet heroes of intestinal transit. Since they are not digested by our bodies, they pass through the intestine...

Read full answer