There are currently several dozens of top level sports with thousands of athletes playing at the peak of their powers. Some require greater physical strength and some need more technical abilities of the athlete but all the top athletes in every sport are usually the fittest ones of the bunch.

Here’s  top 10 fittest male fittest athletes by Sports Illustrated

10. Jordan Burroughs (wrestling)

9. Conor McGregor (MMA)

8. Wayde van Niekerk (Track and field, sprint)

7. Russell Westbrook (NBA)

6. Odell Beckham Jr (NFL)

5. James Harrison (NFL)

4. Mat Fraser (Crossfit)

3. Roger Federer (Tennis)

2. LeBron James (NBA)

1. Cristiano Ronaldo (Soccer)