These bites may only be noticed later if serious symptoms appear.

There is no cure, but treatment can usually control the most serious symptoms.

Many people who are infected with the virus show no serious symptoms for 10 years or longer.

Patients who experience serious symptoms are advised to seek medical attention immediately.

A child may develop serious symptoms suddenly, so it is important to pay attention to your child's behavior every day.

This means they usually die off without causing serious symptoms.

A serious symptom of depression is thinking about death or suicide.

The most serious symptoms occur during this phase and last about 2 to 4 weeks or longer.

But recent studies have shown that drugs can hold off the most serious symptoms for months or years in people who are infected.

But then I started having more serious symptoms again, including chest pains.