What Are Symptoms and Risk Factors of Tuberculosis?

What are symptoms and risk factors of tuberculosis?


If you have latent tuberculosis, the bacteria remain in your body in an inactive state and cause no symptoms. It is not contagious.

Signs and symptoms of active tuberculosis include:

  • Coughing that lasts three or more weeks
  • Coughing up blood
  • Chest pain, or pain with breathing or coughing
  • Unintentional weight loss
  • Fatigue
  • Fever
  • Night sweats
  • Chills
  • Loss of appetite

Risk factors

Anyone can get tuberculosis, but certain factors can increase your risk of the disease:

  • Weakened immune system if you have diseases like HIV/AIDS, diabetes, severe kidney disease, certain cancers, cancer treatment, such as chemotherapy, drugs to prevent rejection of transplanted organs, some drugs used to treat rheumatoid arthritis, Crohn’s disease and psoriasis, and malnutrition.
  • Traveling or living in certain areas that have high rates of tuberculosis and drug-resistant tuberculosis
  • Poverty and substance abuse.
  • The place you work or live where you will contact with people who might have tuberculosis.
* The Content is not intended to be a substitute for professional medical advice, diagnosis, or treatment. Always seek the advice of your physician or other qualified health provider with any questions you may have regarding a medical condition.