The U.S. winter virus season is in full force, and by one measure is the most intense in 15 years.

Study results are published in the article “Pre-pandemic leukocyte count is associated with severity of post-acute sequelae of SARS-CoV-2 infection among older women in the Women’s Health Initiative.” ...

According to data on 1,237 Women's Health Initiative (WHI) participants, a higher leukocyte count measured about 25 years prior to the pandemic was associated with long COVID severity, defined as ...

More information: Ted K.S. Ng et al, Pre-pandemic leukocyte count is associated with severity of post-acute sequelae of SARS-CoV-2 infection among older women in the Women's Health Initiative ...

WASHINGTON (AP) — US officials believe China covered up the extent of the coronavirus outbreak — and how contagious the disease is — to stock up on medical supplies needed to respond to it ...