Tuberculosis (TB)
Tuberculosis is a very contagious infection that usually affects the lungs. Although it can be deadly if untreated, it is completely curable with the right medications, so recognizing the signs of possible infection and seeing a doctor are very important.
Symptoms:
Cough that lasts for weeks or even months
Coughing up blood
Fever or night sweats
Weight loss
When to see a doctor:
Any cough lasting longer than 3 or 4 weeks that just isn’t getting better
Coughing up blood
Fever or weight loss over several weeks
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