11. Fever of Unknown Origin
A recurring or persistent fever with no obvious cause.
12. Night Sweats
Heavy sweating during sleep, unrelated to room temperature.
13. Changes in Lymph Nodes
Swollen lymph nodes, especially if painless and persistent.
14. Changes in Urination
Increased frequency, pain, blood in urine, or weak flow.
15. Unhealing Mouth Sores
Persistent sores or patches inside the mouth, especially in smokers.
Reminder: These symptoms don’t always mean cancer, but if you notice any of them lasting for more than a couple of weeks, it’s a good idea to consult a healthcare provider for further evaluation.
Would you like me to also list risk factors or prevention tips? 
