Feeling cold and shivery?
Understand what's causing your chills and find appropriate treatment.
Start finderTell us what you're experiencing
Quick questions about duration and severity
Personalized OTC medicine options
Usually fever from infection (cold, flu). Also: low blood sugar, hypothyroidism, or severe infections.
No, chills are feeling cold/shivering. Often occur with fever but can happen separately.
Yes for comfort, but don't overheat if you have fever. Layer so you can adjust.
With cold/flu: hours to days. Persistent or severe chills need medical evaluation.
If with very high fever, severe headache, confusion, or after travel to tropical areas.
Last reviewed: November 2025
Reviewer: Healthcare Content Team
This information is for educational purposes only and does not replace professional medical advice. Always consult a healthcare provider for diagnosis and treatment.