Medically reviewed by Katrina Carter, DPTKey TakeawaysA stiff neck in the morning is often caused by muscle strain that leads to muscle spasms. This can be due to issues like poor sleep posture, ...

Does your back ache by the time you reach work? Or is your neck stiff even before your day has officially started? If you ...

Waking up to a stiff neck is never fun. Aside from the pain, it can have a knock on effect on almost every aspect of your life, and it's possible that your mattress is the cause.