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.