Milad Gholami

1 Introduction Hearing loss is a widespread sensory impairment, affecting more than 466 million people and significantly influencing communication and quality of life [1]. Genetic factors account for about 50%–60% of congenital hearing loss, with environmental exposures such as infections, ototoxic drugs, or birth defects accounting for the remaining portion [2, 3].

Abstract Chronic myeloid leukemia remains a significant challenge in cancer treatment because conventional drug delivery systems often fail to provide sustained release and targeted therapeutic effects. To address these limitations, this study a chitosan-based nanocomposite hydrogel system for the controlled delivery of nilotinib, a tyrosine kinase inhibitor used to treat chronic myeloid leukemia.

Abstract Nowadays, many people spend most of their leisure time on smartphones, with mobile gaming gaining significant popularity worldwide. However, smartphone gaming can negatively affect gamers’ health, particularly contributing to musculoskeletal disorders. This study aimed to assess the prevalence of musculoskeletal symptoms between smartphone gamers and compare them with non-gamers.