Slate is making its essential coronavirus coverage free for all readers. Subscribe to support our journalism. Earlier this month, Jacklyn Grace Lacey tested herself for COVID-19 using a home kit.

Lancing a finger elicits minimal pain in humans and is applied routinely to obtain small volumes of blood for clinical diagnostics. A modified lancet bleeding method and several blood sampling ...

The invasive testing method reportedly involves a saline-soaked cotton swab that is inserted about 3 to 5 centimeters into the anus China has introduced a new mothod to test its citizens for the novel ...

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