It is said to be good for cervical vertebrae. Kawaki cervical vertebra therapeutic instrument reminds you that the use of pillows varies from person to person, but the height of pillows will affect the health of cervical vertebra. Under normal circumstances, the pillow is too high, which is equivalent to lowering the head all night, which is easy to cause cervical vertebra extension, excessive neck pressure and insufficient blood supply to the head and neck, causing symptoms such as hypoxia and ischemia, headache, dizziness and insomnia. Too low a pillow will lead to the straightening of the cervical spine, which will easily lead to disc herniation.
What height pillow is the most suitable? Experts have provided a simple formula for choosing pillows: the pillow height = (shoulder width-head width) ÷ 2,8 ~15 cm is appropriate, but the specific size depends on personal physiological characteristics, especially the physiological radian of the neck. For people who like to sleep on their backs, the height of the pillow should be equal to the height of the fist after pressing (the height of the fist); For people who are used to sleeping on their side, the height of the pillow should be consistent with their shoulder width after compression.
use both hard and soft tactics
appropriate
Flexibility: without losing a certain hardness, choosing a little softness can not only reduce the pressure between cervical vertebra, pillow and scalp, but also maintain uneven pressure and smooth blood circulation.
Elasticity: just be elastic. Too much elasticity will cause neck muscle fatigue and injury.
The filler should be
suit
Natural material filler: buckwheat shell pillow has moderate hardness, good plasticity and water absorption, but poor elasticity; Feather pillows are elastic and have the function of regulating temperature and humidity, but they are not suitable for people with allergies, so as not to cause respiratory discomfort; Pillows filled with natural cattail and kapok are slightly less elastic, but they are naturally fragrant, comfortable and soft, and have a moderate supporting effect on cervical vertebrae.
Chinese medicine filler: Some Chinese herbal medicines have good curative effect. For example, angelica can promote blood circulation and remove blood stasis, promote blood circulation and dredge collaterals; In Chuanqiong, Xin San Wen Tong, Huoxue Quyu; Lycopodium can clear away heat and promote diuresis, relax tendons and activate collaterals ... Filling these Chinese herbal medicines into the neck pillow can relieve cervical spondylosis to some extent.
In short, a pillow that can support your neck enough to keep the normal physiological curve of your neck and make you sleep comfortably and safely is more suitable for you.