The Oura Ring 4 also provides new features like real-time stress tracking, continuous heart-rate monitoring, and more precise temperature sensing. All of this is designed to give you more precise and helpful feedback during the day. The ring’s interior has also changed from an epoxy to all-over titanium for a lighter feel.

New York's Amanda Serrano and Ireland's Katie Taylor are set to duke it out in the ring once again, this time in a super lightweight match-up. The upcoming event marks their third face-off, with their first fight in 2022 and a contentious match on Netflix last fall that ignited lots of internet commentary.

Taylor puts her WBA, WBO, WBC and IBF super lightweight championships on the line in the third installment of the epic Taylor vs. Serrano rivalry, which headlines potentially the greatest card in wom...

"We have made history three times," said Taylor, on a night when the iconic MSG hosted an all-female card for the first time.