Some viruses can cause lifelong or chronic infections, where the viruses continue to replicate in the body despite the host's defense mechanisms.

Type B is considered a more serious threat because some people develop lifelong infections with the virus, leading to severe liver damage or cancer.

EBV also establishes a lifelong dormant infection in some cells of the body's immune system.

The result was a lifelong infection with the virus, but no diabetes.

There are hints that some of these may be lifelong infections, but absolute proof is lacking.

Herpesviruses are known for their ability to establish lifelong infections.

HSV-2 is the virus that typically causes genital herpes, a lifelong viral infection.

The virus has many other evasion strategies against the host's immune system contributing to the virus being able to maintain lifelong infection in the animal.

Herpes viruses establish lifelong infections, and the virus cannot yet be eradicated from the body.

DSO can be a lifelong infection and hard to treat.