This is likely because insulin resistance, insulin use, and long-standing metabolic disease can blunt weight-loss responses
Mol Pharm (2007) 4:80718
The 2016 meta-analysis (Pooyandjoo, PMID 27335245) pooled trials of varying length and found a mean 1.33 kg difference versus control, but its meta-regression reported that the weight advantage shrank as supplementation continued so the weight effect does not compound across this window the way recovery adaptations do
Weight loss itself can influence sexual function through multiple mechanisms
Nevertheless, many investigators have quantified N-acetylneuraminic acid (sialic acid) per young and per old RBC and then claimed that sialic acid decreased with cell age and the exposed remainder may act as a senescent cell marker, capable to trigger/mediate their selective removal (Gutowski et al., 1991
While this stress is actually part of what signals our muscles to grow stronger, excessive oxidative stress can lead to prolonged soreness and fatigue