The 17-year-old will also be absent from the Reds' evening session in Rottach-Egern due to the issue.
However, the knock isn't serious and Woodburn will resume training again shortly.
Ben Woodburn sat out Liverpool's morning training session in Germany on Thursday with a sore back.
The 17-year-old will also be absent from the Reds' evening session in Rottach-Egern due to the issue.
However, the knock isn't serious and Woodburn will resume training again shortly.