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He is the challenge how many times they can make up and down The Sears Tower stairs thats 103 flights of stairs. Who lasts longer and take a guess how many times they each could do it.

Wolverine, infinitely.

DUN DUN DUUUUUUUNN

Adamantium Wolverine would have this in the bag. With nothing slowing his healing factor down, Logan in a no contest.

Captain America is suppose to infinite stamina and endurance.

Cap punches the building over

Now he's climbing probably only one set of stairs.

Captain serum besides peaking his physical abilities also gives him unlimited stamina because he doesn't build lactic acid.

Eurgh. You have surpassed yourself.