top of page


Love Bites: Microbes That Hijack Infection
From zombie ants to Toxoplasma gondii, this Outbreak After Dark episode explores parasites that manipulate love, fear, and mating—and what that means for humans.

Heather McSharry, PhD
Feb 255 min read


Eight Legs, Endless Fear: Spiders and the Skin Crawling Truth
Spiders, venom, and fear—this Outbreak After Dark episode separates real science from myths about spider bites and outbreaks.

Heather McSharry, PhD
Jan 284 min read


Outbreak After Dark: A Consumption Christmas Carol
Summary A Consumption Christmas Carol retells Dickens’ ghost story through the real epidemic that haunted Victorian London: tuberculosis. In this holiday edition of Outbreak After Dark, we move through past, present, and future to explore how TB was misunderstood, romanticized, and weaponized by inequality—before it was finally revealed as an airborne bacterial disease that still kills more than a million people each year. This episode blends gothic storytelling with real inf

Heather McSharry, PhD
Dec 24, 20255 min read


Pilgrims & Plagues
Thanksgiving myths meet infectious history in this episode exploring Pilgrims, Indigenous nations, and the epidemics that shaped early America.

Heather McSharry, PhD
Nov 26, 20255 min read


Ocularium: Four True Tales of Eye Horror
Discover the true stories behind eye-invading parasites in Outbreak After Dark, the new monthly series within Infectious Dose with Dr. Heather McSharry. Hear about Loa loa, river blindness, eye-eating amoebas, and more in this chilling, science-based medical horror episode.

Heather McSharry, PhD
Oct 29, 20252 min read
bottom of page
.png)
