Analysis Nick Bosa’s Holdout Could Affect His Second-Half Conditioning Dr. Jess Flynn Sports Medicine Physician September 1, 20231 min Watch Share Facebook Twitter LinkedIn Dr. Jessica Flynn explains what it means to get in “football shape” and the time it takes to do so. She says Nick Bosa could play tomorrow if needed, but his effectiveness later in the game could suffer. In this article Nick BosaSan Francisco 49ers+ View all tags