Health Legendary Bodybuilder David Isaacs Flexes at 88 Years Old by Dr Natalie Singh - Health Editor June 17, 2026 by Dr Natalie Singh - Health Editor June 17, 2026 Longevity and Strength: The Science Behind Maintaining Muscle at 88 At 88 years old, David Isaacs continues to challenge conventional ideas about aging by maintaining a commitment to regular resistance … 0 FacebookTwitterPinterestEmail