Twelve weeks of exercise training improves cognitive status, physical performance and quality of life in Alzheimer's disease: A systematic review and meta-analysis.

Alzheimer's disease (AD) is a progressive neurodegenerative disorder in which there is slow and gradual impairment of mental function. Considering the increase in cases due to population aging, the potential benefits of physical training in AD are of great importance and need further elucidation. This study aims to identify the impact of physical training on crucial aspects of AD such as cognitive status, physical performances, quality of life and activities of daily living.

Invasive infections by group A Streptococcus infections in Brazil: a pediatric case series.

Objective: Group A Streptococcus (GAS) are Gram-positive cocci that colonize the nasopharynx and/or skin and in rare cases may cause severe invasive infections. Although these infections decreased during the COVID-19 pandemic, some countries have observed an increased number of invasive GAS (iGAS) diseases in recent years. The objective of this study was to describe a series of iGAS diseases in a referral hospital for the treatment of pediatric infectious disease in Minas Gerais State, Brazil, between September 2022 and August 2023.