Diseases

Our comprehensive guide to common and rare diseases — what they are, their symptoms, causes, prevention and treatment.

Tuberculosis (TB)

What it is?

Tuberculosis is a bacterial infection that mainly affects the lungs. It spreads through the air when a person with active TB coughs…

Symptoms

Cough lasting more than two weeks
Coughing up blood
Fever and night sweats
Weight loss

Type 2 Diabetes

What it is?

Type 2 diabetes is a long-term condition in which the body does not use insulin properly, causing blood sugar levels to rise.

Symptoms

Increased thirst and frequent urination
Increased hunger
Tiredness
Blurred vision

Typhoid

What it is?

Typhoid fever is a bacterial infection caused by Salmonella Typhi, spread through contaminated food and water.

Symptoms

Prolonged high fever
Weakness and fatigue
Headache
Stomach pain

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