(2024): This recent randomized controlled trial compares kettlebell training specifically against bodyweight exercises for improving fitness and body composition in obese adults.
(2026): A more recent ResearchGate paper that examines how increasing the weight of the bell impacts joint moments in the hip and ankle. Fitness and Body Composition used kettlebell
If you're actually looking for a "paper weight" shaped like a kettlebell or a physical item, you can find a Mini Kettlebell Paper Weight at retailers like . used kettlebell