How to judge whether to change pillows?
Long-term experience and research have shown that the pillow is a sleep tool. Its basic function is to support, which is to support your precious head. Therefore, an important evaluation criterion for a pillow is first of all its bearing capacity. The evaluation of the bearing capacity of the pillow depends on the overall performance of the pillow for the 8-hour support of the human head every night. For the basic function of pillows, in general, a good pillow must have the most suitable supporting capacity. Such a good pillow has three basic elements: the basic structure that supports the neck. The right height. Good filling material.
Simple self-examination criteria for judging whether to change pillows:
1. In the absence of other physical diseases, I often feel numbness in my neck after getting up in the morning.
2. The pillow has lost its elasticity and needs to be patted for a while to restore some elasticity.
3. After finally adjusting the pillow, it quickly returned to flat.
4. The pillow has agglomeration and unevenness, and the filling has a damp peculiar smell.
How long does it take to replace the pillow? Many people only change their pillows every four years. In fact, the pillow should be replaced every 1 to 3 years.