Nicotine is one of the most toxic substances found in cigarettes, but also found in chewing tobacco gum, patches and vaping products (electronic cigarettes). In addition to being a highly addictive chemical, it is capable of reducing fertility in men and women. In the ovaries, it can induce morphological changes and impair the formation of follicles, being a possible cause of changes in the reproductive cycle and anticipation of menopause in women whose mothers smoked during pregnancy.
View Article and Find Full Text PDFExploitation of compensatory growth (CG) is a widely practised management strategy in beef production, especially under pastoral conditions due to its potential to reduce feed costs. The aim of this experiment was to evaluate the effect of nutritional restriction during backgrounding in Angus steers slaughtered at either similar age and/or similar BW on feed efficiency, body composition, carcass characteristics and meat quality attributes under either a forage or feedlot-based finishing diet. Eighty steers (BW: 444 ± 39 kg, age: 18 ± 1 months) were blocked and randomly assigned within block to either an optimal (0.
View Article and Find Full Text PDFErythromelalgia is a rare, chronic pain disorder characterized by the triad of intense burning sensation, warmth, and redness, primarily involving the hands and feet, and usually alleviated by cold and worsened by heat. The objective of this scoping review was to: 1) map the existing literature on erythromelalgia in youth, 2) identify knowledge gaps, and 3) inform directions for future research in pediatric erythromelalgia. One hundred and sixty-seven studies reporting 411 cases of childhood-onset erythromelalgia were identified.
View Article and Find Full Text PDFAnalysis of energy pathways is useful in helping to understand adaptations to specific sports practices, which vary according to the type of effort and individual characteristics of the athletes. In this sense, this study aimed to describe the physiological changes related to lipid markers in amputee athletes who practice para-sport jiu-jitsu. This is an observational study, which included three male amputee athletes, aged between 41 and 46 years old and with more than 24 months of experience at a professional level.
View Article and Find Full Text PDFBackground: Electronic cigarettes (e-cigs) contain fewer hazardous ingredients than traditional cigarettes, yet they still pose health hazards. This study evaluates experienced e-cig users' quitting interest and Quitline utilization.
Methods: In a 2012 (Wave 1) baseline survey, 1875 (28.