A headache this long, especially with jaw pain while eating, fatigue, and low appetite, can come from a few different causes — sometimes sinus-related, sometimes migraine-type, and in some cases even from jaw muscle strain or dental issues.
To understand which one it fits into, I need just a bit more history so I can guide you properly and start the right treatment
Next Steps
Please book a short consult — I’ll ask a few quick questions and help you figure out the exact cause and what to take for relief.