Knowledge Web

How to improve bad breath?

2023-10-15

Can not rely on hygiene habits, bad breath is indeed a disease, 80%~90% of bad breath is related to microbial metabolism in the mouth. Fundamentally, preventing bad breath from occurring is by regulating the composition of oral microorganisms

Why can't I smell bad breath?

2023-10-14

Bad breath is not terrible, the scary thing is that you don't know you have bad breath! Just by smelling with your nose, it is difficult to smell that you have bad breath. Many friends don't know that they have bad breath, and they always have to be remin

Insomnia Tips for falling asleep quickly

2023-10-14

With the increase of work and life pressure, insomnia has now become a problem for many people. Some people, no matter how tired they are, have difficulty falling asleep, and sleep anxiety slowly forms. So what to do if you can't sleep?

Should I wear glasses for mild myopia?

2023-10-13

If it is only 100-200 degrees of myopia, it seems that you can still see things without glasses, so is it okay to wear glasses at this time, or can you also wear glasses without glasses?

What is lutein?

2023-10-13

Lutein, also known as "eye gold", is the most important nutrient in the human retina. It is found in the macular area (center of vision) and lens of the retina of the eye, especially the macula with high concentrations of lutein.

How to prevent myopia and delay the progression of myopia?

2023-10-13

The large increase in the number of myopia in children has made us pay more and more attention to the phenomenon of myopia, and if we want to treat it correctly, we need to first fully understand myopia and understand the pathogenesis of myopia

Why is the color of the sea different?

2023-10-13

People often like to use blue to describe the ocean. In fact, the color of the sea, from dark blue to turquoise, from yellowish to brownish red, and even white, black, not just blue

Why do leaves change color in autumn?

2023-10-13

Every autumn, most of the trees will wear red and yellow autumn clothes, so the question is: why do the leaves turn yellow in autumn?

Introduce some trivia about life

2023-10-13

Introduce some trivia about life,embrace healthy living

The origin of the name sunflower

2023-10-12

Sunflowers are named sunflowers because they are shaped like a small sun and have a positive orientation. The English name "Sunflower" is not because of its sunny nature, but because its yellow flowers bloom like the sun.

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