What kind of hair is healthy?
The first is clean hair. Cleanliness is the prerequisite for healthy hair. Clean hair should be free of dirt and dandruff. If the hair suffers from certain diseases, such as tinea capitis, seborrheic dermatitis can produce many scales that make the hair look dirty, and even the hair itself is affected and broken or shedding.
Elastic, soft hair, good elasticity, also necessary for healthy hair. Healthy hair can be stretched by 30% when pulled under wet conditions, and then returned to its original length after drying.
Elastic hair plays an important role in resisting external forces and keeping the shape and length of the hair unchanged. Even with the hair knob, its good elasticity can still restore the hair to its original shape without damage. Perm, hair dye, sunlight and artificial ultraviolet rays can all destroy the keratin structure of the hair, thus affecting its elasticity.
The hair is free of diseases, such as no split ends, longitudinal cracks, and tapered breaks on the surface of the hair. Second, there must be no pathological hair loss. In other words, the number of hairs lost every day must not exceed 50-100 normal metabolism, let alone all kinds of bald hair, nor common hair diseases such as early white hair .
Hair is shiny and shiny, showing nourishment and vitality. If the hair is eroded, the hairy skin is broken, cracked, and dry and not smooth, the hair is prone to dust and the gloss will be affected. Unisex hair is the most ideal type of hair, and it is neither greasy nor dry. Dry and oily hair have obvious disadvantages and require special care.
Healthy hair should not be too thick or too thin, especially pay attention to hair roots. As you get older, your hair becomes thicker and thinner, making you more susceptible to seborrheic hair loss.
The surface is smooth. If the fur on the surface of the hair is not damaged, the surface is naturally smooth and should not be tangled. It will be easy to comb the hair. It has been affected by repeated friction, sunlight, hot air, and humid environment for a long time. Frequent swimming is affected by the chemicals in the pool or the salt in the seawater, which will cause serious erosion to the hair.
Now everyone should know whether your hair is healthy. If your hair fully meets the above standards, it means that your hair is healthy and needs to be maintained. On the contrary, if your hair does not meet the requirements at all, or there are only a few items that meet the above criteria, it means that there are some problems with the hair. Hurry up and take care of your hair.
