Doctors say coronavirus patients often feel better right before their condition dramatically worsens and they end up hospitalized

Doctors have warned that people diagnosed with COVID-19 will often see a break in symptoms before their condition suddenly worsens.

Physicians across the country are beginning to get a better grasp of the deadly novel coronavirus as the number of US cases continues to climb - surpassing 30,000 as of Sunday afternoon.

The symptoms are often mild early on, with patients complaining of slight coughs, headaches and low-grade fevers.

Dr Joshua Denson, a pulmonary medicine and critical care physician at Tulane Medical Center in New Orleans who has treated about 15 to 20 COVID-19 patients, described the first phase of the disease as a 'slow burn'.

More