Lindsey Vonn trains with knee brace after completely rupturing ACL one week before Olympic return

Three-time Olympic medalist Lindsey Vonn discusses her plan to compete in the Winter Olympics despite rupturing her ACL. Sports medicine expert Dr. Rick Lehman assesses her chances and the risks involved, noting her mental toughness.

Olympic gold medalist Lindsey Vonn was back to training just days after she "completely ruptured" her ACL in a crash, a setback that came only a week before the U.S. ski star was due to make her Winter Games return at Milan Cortina.

In a video posted to her social media on Thursday, Vonn performed a series of workouts including squats, box jumps and side lunges. She was wearing a knee brace on her left leg as a result of the numerous injuries she sustained after crashing during a World Cup race in Switzerland on Saturday. 

Lindsey Vonn holds her left knee after crashing during the women’s World Cup downhill race in Crans-Montana, Switzerland, on Jan. 30, 2026. (Jean-Christophe Bott/Keystone via AP)

"I’m not giving up," she wrote in the caption of an Instagram post. "Working as hard as I can to make it happen!"

CLICK HERE FOR MORE SPORTS COVERAGE ON FOXNEWS.COM

"Thank you to my team and everyone for your incredible support," she continued. "Keep believing."

Vonn revealed the extent of her injuries on Tuesday, but said she will continue with her goal of competing in her first event on Sunday, the women’s downhill.

"I completely ruptured my ACL. I also have bone bruising, which is a common injury when you tear your ACL, plus meniscal damage, which we’re not sure if that was preexisting or from the crash," she told reporters during a news conference. 

"We have been doing extensive therapy, been consulting with doctors, been in the gym, and today I went skiing. And, considering how my knee