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Typhoid is a bacterial infection caused by Salmonella typhi. It is primarily spread through contaminated food and water, and it is more common in areas with poor sanitation. If untreated, typhoid can be life-threatening, but it is preventable and treatable with proper measures.SymptomsSymptoms usually appear 6–30 days after exposure and include:High feverWeakness or fatigueAbdominal painHeadacheLoss of appetiteDiarrhea or constipationRash with flat, rose-colored spots (in some cases)CausesConsuming food or water contaminated with feces of an infected person.Poor hygiene and sanitation.DiagnosisTyphoid is diagnosed through:Blood, stool, or bone marrow culture to detect Salmonella typhi.Widal test (less reliable).TreatmentAntibiotics: Common options include azithromycin, ceftriaxone, or ciprofloxacin.Hydration: Replenishing lost fluids is critical.In severe cases, hospitalization may be required.PreventionVaccination: Two types of vaccines are available (injection or oral).Hygiene: Frequent handwashing with soa