"I feel like I could go pitch effectively now," said Henderson after playing catch on Monday. "But the intensity will ramp up with the bullpens and stuff, so just make sure that's OK."
The right-hander suffered his first ever hamstring injury at the release point of a ninth-inning pitch against the Pirates on May 24. Henderson will return to his closer's role with a perfect nine saves in nine opportunities and a sparkling 0.92 ERA.
Right-handed starter Hiram Burgos will not be ready to come off the DL when he is eligible to on Thursday. Burgos was placed on the 15-day DL on May 24 with a right shoulder impingement.
Adam McCalvy is a reporter for MLB.com. Read his blog, Brew Beat, and follow him on Twitter at @AdamMcCalvy. Kevin Massoth is an associate reporter for MLB.com. This story was not subject to the approval of Major League Baseball or its clubs.