TY - JOUR T1 - Effects of cigarette smoking on handgrip strength and muscular endurance in young adults TT - Genç yetişkinlerde sigara içmenin el kavrama gücü ve kas dayanıklılığı üzerindeki etkileri AU - Koç, Fırat PY - 2025 DA - September Y2 - 2025 DO - 10.32322/jhsm.1754179 JF - Journal of Health Sciences and Medicine JO - J Health Sci Med /JHSM /jhsm PB - MediHealth Academy Yayıncılık WT - DergiPark SN - 2636-8579 SP - 865 EP - 870 VL - 8 IS - 5 LA - en AB - Aims: The aim of this study is to evaluate the effects of cigarette use on handgrip strength (HGS) in young adult individuals in the context of gender and hand dominance, and to explore the physiological and behavioral mechanisms of this relationship. Methods: In this observational study involving a total of 140 university students, participants were divided into three groups based on their smoking status: never smokers, former smokers, and current smokers. Three repeated HGS measurements were performed on both the dominant and non-dominant hands of each individual using a Jamar brand hand dynamometer. Data were analyzed using one-way ANOVA and Bonferroni-corrected post-hoc tests. Results: Although smokers exhibited higher HGS values in the initial measurements, a significant performance decline was observed by the third measurement. This decline was more pronounced in the non-dominant hand (up to 4.3 kg), indicating impairments in muscular endurance and fatigue tolerance. The effect was observed across all groups regardless of gender and hand dominance. The findings suggest that smoking adversely affects not only maximal muscle strength but also neuromuscular coordination and recovery capacity. Conclusion: Cigarette use has significantly negative effects on muscle performance and fatigue tolerance. Handgrip strength is an effective indicator not only of peripheral muscle strength but also of systemic health status and lifestyle factors. It is recommended that HGS measurements be used more widely in public health screenings and smoking cessation programs. KW - Handgrip strength KW - cigarette use KW - muscle fatigue KW - neuromuscular function KW - physical performance N2 - Giriş: Bu çalışmanın amacı, genç yetişkin bireylerde sigara kullanımının el kavrama kuvveti (HGS) üzerindeki etkilerini cinsiyet ve el baskınlığı bağlamında değerlendirmek ve bu ilişkinin fizyolojik ve davranışsal mekanizmalarını araştırmaktır.Yöntemler: Toplam 140 üniversite öğrencisini kapsayan bu gözlemsel çalışmada, katılımcılar sigara içme durumlarına göre üç gruba ayrıldı: hiç sigara içmeyenler, eskiden sigara içenler ve halen sigara içenler. Her bireyin hem dominant hem de non-dominant ellerinde Jamar marka el dinamometresi kullanılarak üç tekrarlı HGS ölçümü yapıldı. Veriler tek yönlü ANOVA ve Bonferroni düzeltmeli post-hoc testleri kullanılarak analiz edildi.Sonuçlar: Sigara içenler ilk ölçümlerde daha yüksek HGS değerleri gösterse de, üçüncü ölçümde önemli bir performans düşüşü gözlendi. Bu düşüş, non-dominant elde (4,3 kg'a kadar) daha belirgindi ve bu da kas dayanıklılığı ve yorgunluk toleransında bozulma olduğunu gösteriyordu. Etki, cinsiyet ve el baskınlığından bağımsız olarak tüm gruplarda gözlendi. Bulgular, sigara içmenin yalnızca maksimal kas gücünü değil, aynı zamanda nöromüsküler koordinasyon ve toparlanma kapasitesini de olumsuz etkilediğini göstermektedir.Sonuç: Sigara kullanımının kas performansı ve yorgunluk toleransı üzerinde önemli ölçüde olumsuz etkileri vardır. El kavrama gücü, yalnızca periferik kas gücünün değil, aynı zamanda sistemik sağlık durumu ve yaşam tarzı faktörlerinin de etkili bir göstergesidir. 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Br J Ophthalmol. 2023;107(10):1567-1574. doi:10.1136/bjo-2022-321404 UR - https://doi.org/10.32322/jhsm.1754179 L1 - https://dergipark.org.tr/en/download/article-file/5104885 ER -