Change time pillow

Easy self-examination to determine whether to move the pillow standard:

1, in the absence of physical illness cases, often feel numbness in the neck after the morning acid rises.

2, the pillow has lost elasticity, slapping a is required to restore some flexibility.

3, after managed to adjust my pillow, it quickly back to flat.

4, pillow agglomeration, rugged, and filler has a damp smell.

Pillow use how long to replace appropriate: there are so many pillows is renewed only once every four years, in fact, pillows should be replaced once every 1-3 years.