Can women go back to extreme sports immediately after giving birth? Here are some professional athletes who did just that.

Dara Torres, US Olympic swimmer

The 41-year-old became pregnant with her daugher Tessa in 2005. Three and a half months later, she swam the first leg of the 50-meter freestyle relay in 25.98 seconds at the Masters World Championships in US, and qualified for 2008's US Olympic trials.

She was still nursing her baby 15 minutes befor the trials.

Lindsay Davenport, professional tennis player

She was back on the pro tennis tour and winning just three months after giving birth.

Paula Radcliffe, marathon runner

She won the New York City Marathon less than 10 months after having a baby.