Consider sepsis an invisible threat. It kills about 350,000 Americans a year and may cause nearly one-fifth of deaths globally. But you won't find it on any "leading causes of death" lists.

Kyle Busch’s family says the NASCAR superstar died after severe pneumonia progressed into sepsis, a dangerous condition that many people do not understand.

Necrotizing cellulitis is a type of bacterial skin infection that can spread and destroy the skin and underlying tissues. It is a medical emergency as it can progress rapidly and lead to severe complications. The speed of progression can vary depending on ...

Kyle Busch remained on the hearts and minds of many during a busy motorsports weekend. Busch died on May 21 after a brief visit to the hospital. It was announced that the driver had severe pneumonia.