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- Unexplained weight loss: It can sound like a blessing in disguise to those overweight people but weight loss is not an uncommon thing for many chronic underlying illnesses like cancers, chronic infections, depression, etc. where people easily lose 5 to 10 kgs within 6 months period.
- Persistent fever: The rare mild fever for no apparent reason is common and needn’t be of any concern. But if it continues over a week it needs to be given some medical attention as it may imply an underlying chronic infection, cancer or some other illness.
- Unexplained variances in bowel habits: This is one of the signs for a bowel disease alike inflammatory bowel disease or cancer.
- Severe diarrhea that continues, constipation that remains two weeks or more, blood in the stools, or consistent hard black stools are the warning signs.
- Persistent abdominal symptoms like nausea, abdominal pains, loss of appetite, vomiting for no reason which can all suggest gastrointestinal disorders such as ulcers, cancers, and infections.
- Chest pain: Another sign of heart disease is when the chest pain is crushing that can also be observed in the jaw or in the arm. Sweating and breathing difficulties accompany it as much.
- Sudden unexplained headaches: Observed more in people of 50 years of age and above, it may indicate that there’s something severe going on in the brain like an infection or a tumor.
- The chances of a tumor are further enhanced if there’s also a fever, stiff neck, rash, vision changes, mental confusion, seizure, weakness, numbness, or speaking difficulties.
- Sudden loss of function: This means sudden weakness or numbness of the face, leg, or arm on a side of the body and/or loss of speech with some trouble in talking or understanding speech or blurring/loss of vision.
- This indicates a stroke or a transient ischaemic attack where urgent treatment is required.
- Confusion: Changes in a person’s behavior or thinking, disorientation, hallucinations, in someone who is normally clear-headed is a warning sign of probable low blood sugar, side effects of drugs, possible head injury or a psychiatric condition.
- Shortness of breath: Sudden trouble in breathing – gasping for air and wheezing may specify lung or heart disease.
- Hot, red or swollen joints: There’s probably some underlying arthritis or joint infection that is crying for an urgent treatment.
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