Bruce Richman of the Prevention Access Campaign introduced the concept of U=U to the broader public when he discovered what scientists had known for years: If you’re on treatment and your viral load is undetectable then you can not transmit the HIV virus.

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Backed by science (don’t take our word for it, see our videos with Dr. Anthony Fauci of the National Institute of Health or with Dr. David Purcell of the CDC), U=U means that those with HIV can have full meaningful relationships without fear of passing HIV on.