Herpes Simplex

Common virus causing cold sores or genital lesions. DNA virus with vesicular lesions and lifelong latency in ganglia.

Key facts

CauseVirus
SpreadDirect contact
Incubation2–12 days
VaccineNo
TreatmentAntivirals (Acyclovir/Valacyclovir)

Did you know?

The most shocking fact is that herpes may actually be neuroprotective in some contexts. Emerging research suggests HSV-1 infection might provide protection against Alzheimer's disease and other neurodegenerative conditions, creating the paradox that a brain-infecting virus might actually protect brain function in some individuals.

Next: Histoplasmosis

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