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Bronny James Addresses Immune Setbacks With Elite-Shape Transformation

A weakened immune system from his 2023 cardiac arrest has disrupted his conditioning, prompting a rigorous offseason transformation to meet JJ Redick’s fitness standards.

Bronny James #9 of the Los Angeles Lakers looks on against the Miami Heat during the first half of the California Classic summer league game at Chase Center on July 06, 2025 in San Francisco, California.
Los Angeles Lakers head coach JJ Redick talks to Bronny James #9 during the first half of their preseason game against the Golden State Warriors at Chase Center on October 18, 2024 in San Francisco, California.
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Overview

  • Bronny James has revealed lingering immune vulnerabilities from his college cardiac arrest that led to frequent illnesses and interrupted his conditioning work.
  • He added significant muscle in the offseason to better withstand NBA physicality and boost his stamina for a two-way role.
  • Summer League improvements underscored his growth as he averaged 14.3 points, 3.8 assists and 2.8 rebounds on 48% shooting across four games.
  • Coach JJ Redick has set elite fitness as Bronny’s barrier of entry, urging him to emulate tenacious defenders like Davion Mitchell and T.J. McConnell.
  • Veteran teammates and close mentors, including Gabe Vincent, have publicly praised his resolve and pledged support as he competes for rotation minutes.