YSK Neckpain, backache, headaches, poor sleep and general pain can have nothing to do with your mattress or pillow. You might be clenching or grinding your teeth in your sleep.
from /r/YouShouldKnow
YSK 頸痛、背痛、頭痛、睡眠不佳和一般疼痛可能與您的牀墊或枕頭無關。您可能在睡眠中咬牙或磨牙。
YSK 頸痛、背痛、頭痛、睡眠不佳和一般疼痛可能與您的牀墊或枕頭無關。您可能在睡眠中咬牙或磨牙。
YSK Neckpain, backache, headaches, poor sleep and general pain can have nothing to do with your mattress or pillow. You might be clenching or grinding your teeth in your sleep.
from /r/YouShouldKnow