Eight of those are back in contention for Sunday's trip to Salford Red Devils, though Rhinos have lost two more to suspension.
Here's the full list of players now back in team training, plus those who remain on the casualty list and when they will be back in action.
13. Corey Johnson (hooker)
Been sidelined since suffering a knee injury in a reserves game in March, but is now back in training and available for selection. Photo: Allan McKenzie/SWpix.com
14. Zak Hardaker (full-back/centre)
Signed for Leeds from Wigan two weeks ago, but missed the Hull KR game following a seizure. Has been cleared to resume training and will be available 'in the near future'. Photo: Phil Daly/Leeds Rhinos/SWpix.com
15. Morgan Gannon (second-row)
Suspended for two matches over an incident against Hull KR. Photo: Bruce Rollinson