ICU beds in the capital region are heading towards full capacity.
As of Tuesday, more than 83 percent of the ICU beds in the capital region are occupied.
As for hospitals that specialize in infectious diseases, the capital region is running at 77 percent of full capacity, while that figure stands at 57 percent for areas outside the capital.
Medical workers were already suffering even before the recent surge in cases, and health authorities are looking to bring in more staff to relieve some of the pressure.
"When we gave a mental health assessment to healthcare workers in July, we found that the workers suffered from high stress and a lower quality of life."
Health authorities are dispatching an extra 23-hundred temporary workers to the COVID-19 frontlines,.. and by bringing in another 757 full-time workers by next year.
This comes as critical cases reached an all time high of 549 patients on Tuesday.
The day also saw 2,699 new infections, the highest for a Tuesday.
Health authorities are expanding their vaccination drive to curb transmissions.
Authorities are speeding up their booster shot campaign in nursing homes and care hospitals,.. facilities that have been highly vulnerable to outbreaks.
Top health official Jeong Eun-kyung said on Monday afternoon that people aged 18 to 49 might also need to get a booster shot.
The booster rollouts for younger age groups could start sometime next year.
She also added that authorities might look into setting an expiration date for the vaccine pass, and only allow it for people who've had their latest shot within several months.
Authorities are also recommending that children and teenagers get their jabs and are looking into expanding vaccine passes to places where students often visit after school.
Kim Yeon-seung, Arirang News