Brisbane, Sept. 3 -- Australia captain Pat Cummins could take "a few risks" and push his envelope in a bid to be fit for the Ashes against England, which will kick off on November 21 in Perth.

Cummins faced a massive setback after his Ashes preparations were compromised when a scan revealed lumbar bone stress in his lower back, forcing him to sit out on the white-ball series against New Zealand and India.

Since returning home after the tour of the Caribbean, the 32-year-old has been restricted to light duties in the gym and will refrain from running or bowling and hopes that his bone stress settles in time.

The nature of injury is something that Cummins is well aware of, considering it haunted him in the first six years of his internat...