Approximately how many people suffer from typhoid fever every year?

Identify the pathogen responsible for causing the disease known as $Black\, Death$.

Which of the following is not a viral disease?

Rahul suffers from high fever during the first and second weeks,and the fever gradually decreases during the third and fourth weeks. Which disease is he suffering from?

Typhoid is caused by $......$.

Which one of the following is $NOT$ a symptom of Typhoid?