Some studies in rodents showed that exendin-4 (ref
Iepsen EW, Lundgren JR, Hartmann B, et al
G., Cacciamani, L., Merlino, L., Angeloni, A., Muzii, L., & Porpora, M
The impact of L-carnitine on male reproductive health is based on both in vivo , in vivo , and human studies
This is the window that the Finkley 2005 trial captured, and the Carey/Pickart ultrasound work confirmed at the structural level: an average 28% increase in collagen density, with top responders at 51%
Continued tirzepatide therapy sustained and even augmented initial weight loss, whereas discontinuation resulted in marked weight regain, confirming its durable effectiveness and good tolerability for long-term weight management (31)