Muscle spasms in the back or neck may intensify days after a crash, limiting movement and benefiting from heat

https://smb.vicksburgpost.com/article/Atlantas-Hurt-911-Injury-Centers-Revolutionizes-Car-Accident-Recovery-with-Doctor-Led-Care-and-Legal-Support?storyId=6827816017bc4f0008d9ab83

Muscle spasms in the back or neck may intensify days after a crash, limiting movement and benefiting from heat, gentle stretching, and medication.