Possible causes include:

Cancer can alter metabolism and suppress appetite. However, weight loss is also common with thyroid disorders, diabetes, or stress.

If weight drops significantly without diet or exercise changes, consult a healthcare provider.

2. Persistent Fatigue That Doesn’t Improve with Rest

We all feel tired sometimes. But cancer-related fatigue is different.

It may feel:

Leukemia, colon cancer, and stomach cancer can cause chronic fatigue due to internal bleeding or immune system activation.

15 ca-nc-er warning signs people don’t know until it’s too late.