Darkened, yellowed, or reddened skin

Non-healing sores
New or changing moles (size, shape, color, bleeding) — could indicate melanoma

5. Chronic Pain (with No Clear Cause)

Long-lasting pain that doesn’t respond to treatment, especially in the:

Back (possible bone or ovarian cancer)
Head (possible brain tumor)
Abdomen (possible liver, colon, or pancreatic)

6. Persistent Cough or Hoarseness

Lasting more than 3 weeks, especially with blood in sputum
Can be a sign of lung, throat, or thyroid cancer

7. Changes in Bowel or Bladder Habits

Blood in stool or urine
Long-term constipation or diarrhea
Unusual frequent urination or painful urination
May indicate colon, prostate, bladder, or kidney cancer

8. Unusual Bleeding or Discharge

Vaginal bleeding between periods or after menopause (possible cervical or uterine cancer)
Nipple discharge (breast cancer)
Bleeding from rectum, urine, or coughing up blood

When to See a Doctor:

If you notice one or more of these signs persisting for more than 2–3 weeks, it’s time to:

Get screened
Ask for blood tests or imaging
Follow up with a specialist if advised

Early detection can save lives. Many cancers, if caught early, are highly treatable — even curable.