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Tuberculosis (TB) is a bacterial infection, it is spread through inhaling tiny droplets of saliva from the coughs or sneezes of an infected individual. TB mainly affects the lungs,however, the infection can spread to other parts of the body, including the bones and nervous system.
Before antibiotics were introduced, TB was a major health problem in England. Nowadays, there is a vaccination called The Bacillus Calmette-Guérin vaccine, also known as the BCG vaccine. However, in the last 20 years TB cases have gradually increased and in 2009, 9,040 cases of TB were reported in the UK. Most of these occurred in urban centres, with over one-third of cases in London.
3 things can happen to your immune systems if you are infected with TB:
Typical symptoms of TB include:
Always see your GP if you have a cough that lasts for more than three weeks or if you cough up blood.
If it is not treated, an active TB infection can be fatal. It can damage the lungs to such an extent that a person will not be able to breathe properly. With treatment, TB can usually be cured but most people will need to take a long-term course of antibiotics, which usually lasts for at least 6 months.
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