By my count, this is Tiger's 10th surgery.

Dec. 1994 — Left knee
Dec. 2002 — Left knee
April 2008 — Left knee
June 2008 — Left knee
March 2014 — Back
Sept. 2015 — Back
Oct. 2015 — Back
April 2017 — Back
Aug. 2019 — Left knee
Jan. 2021 — Back

Sore just typing that.

— Dan Rapaport (@Daniel_Rapaport) January 19, 2021