Modern people enjoy doing nail art, painting their nails in various colors and creating different nail art styles. Nails may seem like an optional part of the human body, but their health can also reflect health issues to some extent. And some people have yellow or cracked nails. If you observe your nails frequently, you will find that they grow very quickly. Why do nails grow so fast? How to take care of nails, and what problems can nails give back to the body? Let's learn more together.

Nails are a part of the human body

Nails are composed of keratin substances, just like hair, they do not have nerves or flesh, and are formed gradually from living cells. The reason why nails grow longer is also because the growth cells of nails have energy and nutrients. Regarding nails, a brief understanding of their structure and function.

1. Nail structure

Nails are divided into deck, nail root, and nail bed. The nail root is called methyl, which is keratin that grows from under the skin. The accumulated nail cap is only caused by the death of old cells, so cutting nails will not be painful.

2. Nail functions

Nails can actually protect the fingertips of the human body from injury and are accessories that protect the skin. They maintain the stability of the fingertips and make the touch of the fingers more flexible and sensitive. Moreover, the blood supply to the nail bed is abundant, which can also enhance the effect of finger tip blood attack.

3. Nail Art

Doing nail art can showcase the softness of the hands and correct nail problems, but frequent nail art is not recommended as it can wear down the nail bed and make it thinner. It is recommended to have a 3-month interval in between to reduce damage to the nails.

Why do nails grow longer

Many people are curious about why nails become longer. As mentioned earlier, nail elongation is caused by the death of keratinocytes. Fingernails are mainly composed of keratin, which is constantly metabolized by the epidermal cells of the human body. This means that new keratin is constantly appearing in the nails, while dead old keratin accumulates layer by layer. Extrapolating, old keratin cells are the home of growth. This is why nails become longer, and the principle is as simple as that.

What factors are related to the speed of nail lengthening

Why do nails grow longer? Its growth rate is related to many factors, such as internal and external factors, age, gender, and even diet. The following provides a brief understanding of each factor.

1. Climate

In different seasons, the growth rate of nails varies. For example, in summer, when the temperature is hot, nails grow faster, while in winter, when the temperature is low, nails grow slower.

2. years old

The reason why nails grow longer is related to age. Adults grow their nails faster than infants and young children every week, but after the age of 30, the growth rate of nails also slows down.

3. Diet and Nutrition

If the human body can ensure a balanced diet with three meals a day, sufficient calcium supplementation, and healthy nutrition, then the growth rate of nails will also increase. On the contrary, a lack of some vitamins can affect nail growth. Why do nails grow? Diet and nutrition are both important.

4. mentality

There is a saying that goes, 'When a person's hair grows leisurely, their nails grow leisurely.' A person's mood is happy and relaxed, which is also beneficial for the body's blood circulation. The more blood flows locally, the more nutrients the nails have, and the faster the nails grow. This is also related to why nails become longer.

Common nail problems

Everyone's nails are different. Some nails are fragile, some are thin and easy to break, or nail polish has white spots. One can easily assess a person's health condition based on the reaction of their nails.

1. Nail disease

Most nail diseases are caused by fungal infections, and some people may experience white spots, onychomycosis, bacterial infections, and nail impaction, which are common nail infections and nail diseases. By visiting a dermatologist, undergoing necessary examinations and medication treatment, nail infections can be resolved.

2. nail color changes

Blue nails are closely related to the lungs; Or when it comes to nail development, attention should be paid to whether there is cardiovascular disease, as well as vertical lines on the nails, which are closely related to the liver.

Nail feedback and precautions

From the health of nails, one can see the health of the body. Nail health is related to many factors, such as certain diseases in the human body or malnutrition, such as vertical lines on the nails, turning white near the nail bed, yellowing of the nails due to unknown conditions, and clubbing of the nails. These situations require further examination at the hospital.

The above are the reasons why nails grow longer and the physical health issues related to nail health feedback. Therefore, everyone should pay more attention to nail changes in daily life, timely detect physical diseases, and seek early treatment to ensure health.