As the Covid-19 situation started worsening again, Bangladesh recorded 2,537 new cases in 24 hours until Wednesday morning, taking the total caseload to 8,17,819. The virus claimed 36 more lives during the period that pushed up the number of fatalities to 12,949, said a handout of the Directorate General of Health Services (DGHS).    The number of infections and deaths is on the rise in different frontier districts amid fear expressed by experts that these districts will face a serious healthcare crisis as their hospitals are not equipped enough to face any worsening situation.    Health authorities detected the new cases after testing 20,584 samples during the period.  The daily infection rate increased to 12.  33 percent from Tuesday’s 12.12 percent while the mortality rate remained static at 1.58 percent.   Read: 7 Covid patients die at Khulna hospital So far, 7,57,569 people have recovered from the disease with 2,267 new ones.    Among the deceased, the highest 10 people died in Khulna division.    The deadly virus claimed nine lives in Rajshahi division, six in Dhaka, six in Chattogram, six in Khulna, four in Rangpur and one in Sylhet divisions.    Among these deaths, 17 were men and 19 women.    Read: In Khulna, a scramble for Covid hospital beds Of the deceased, one belonged to the age group of 21-30 years old, two between 31-40 years old, four between 41-50, eight between 51-60, and 21 were above 60 years’ old. According to the DGHS handout, Khulna is the hardest hit district in Bangladesh in terms of fatality as 10 people died in the division in 24 hours. So far, 295 people have died of Covid-related complications at Khulna Corona Dedicated Hospital, according to an official. Besides, authorities have recorded 81 new cases on Tuesday, after testing 279 samples, reports UNB’s Khulna correspondent. Of the new cases, 39 people are from Khulna, 26 from Bagerhat, two each from Jashore and Pirojpur, and one each from Gopalganj and Jhenidah districts, officials said.   Read: TIB: Private hospitals too expensive for Covid-19 treatment Dr Suhash Ranjan Haldar, Resident Medical Officer of Khulna Medical College, said 129 people are currently undergoing treatment at its dedicated Covid facility. Of them, 63 have been kept in the red zone, 28 in the yellow zone, 20 in the intensive care unit (ICU) and 19 in the high dependency unit (HDU).