Publications by authors named "Neila Ribeiro-Silva"
New Findings: What is the central question of this study? What are the effects of different periods of REM sleep restriction (7, 14 and 21 days) on metabolic parameters in young rats? What is the main finding and its importance? Animals submitted to each period of REM sleep deprivation showed a negative energy balance, with reduced body weight gain, body energy gain and gross food efficiency, less body fat content, and increased energy expenditure. There was no increase in food intake after any of the REM sleep restriction periods. In young rats, negative energy balance is not compensated by increased dietary intake as observed in adult rats.
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- The study investigates how sleep restriction in young rats affects their metabolism and weight, aiming to shed light on the link between sleep loss and obesity.
- Key findings reveal that while sleep-restricted rats initially gained less weight and body fat, after recovery, they showed increased energy storage and efficiency, suggesting potential long-term metabolic changes.
- Understanding these mechanisms could help explain how sleep curtailment is associated with obesity in both children and adults, highlighting the importance of sleep for healthy development.
Article Synopsis
- The study investigated how maternal obesity, caused by lesions in a specific part of the brain, affects the metabolism of their offspring.
- Offspring from obese mothers had higher body weight and food intake compared to those from control mothers, and were more affected by a high-calorie diet, leading to increased body fat.
- Findings suggest that maternal obesity can lead to long-term overweight in offspring, indicating possible programming effects during fetal development.