In most cases, these symptoms persist for a couple of days.

The symptoms usually persist for between 24 hours and a week, but may be longer.

Symptoms have persisted for at least 6 to 12 months.

But among the other patients, symptoms either persist or come back after the standard treatment.

These symptoms may persist for hours or months after birth.

Symptoms get worse in 48 - 72 hours, and may persist for weeks.

Even when doctors took away the drugs, the symptoms persisted.

Her symptoms persisted until she left the building and found work elsewhere.

Symptoms can persist for very long periods, often several months.

If your symptoms persist or get worse over time, you should seek help.