10 Early Cancer Warning Signs Men Should Not Ignore

3. Excessive Fatigue

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Smokers who begin to show signs of severe fatigue, even with adequate rest, should go for checkups. Cancer related fatigue is bone deep and doesn’t go away as would exhaustion from work.

4. Swollen lymph nodes

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Cancer often causes constant swelling of lymph nodes as a signal that the body is fighting an ilness. Sore throats are a common cause for swollen lymph nodes, but if takes weeks for the inflammation to go down you should inform your physician.