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Early physical activity minimizes the adverse effects of a low-energy diet on growth and development parameters

Gisélia de Santana Muniz1, Amanda Marcelino Alves da Silva, Taisy Cinthia Ferro Cavalcante

  • 1University Federal of Pernambuco, Recife, Pernambuco, Brazil.

Nutritional Neuroscience
|January 17, 2013
PubMed

Insights

Low-energy diets during pregnancy negatively impacted pup growth and development. However, aquatic physical activity in pups partially counteracted these effects, suggesting a beneficial role for exercise against adverse nutritional stimuli.

Area of Science:

  • Perinatal nutrition and developmental biology
  • Exercise physiology and developmental outcomes
  • Maternal diet effects on offspring growth

Background:

  • Maternal low-energy diets during gestation can impact offspring development.
  • The role of perinatal physical activity in mitigating nutritional deficits is not fully understood.
  • Understanding these interactions is crucial for optimizing infant health and development.

Purpose of the Study:

  • To investigate the effects of maternal low-energy diets and early-life aquatic physical activity on offspring body weight, somatic growth, and neuromotor development.
  • To evaluate the potential of physical activity to counteract adverse effects of nutritional challenges during the perinatal period.

Main Methods:

  • Rat dams were fed control or low-energy diets from the third gestational week.
  • Offspring were subjected to aquatic physical activity from 8 to 52 days of age.
  • Groups included inactive/active controls and inactive/active low-energy diet groups, with analysis of somatic growth, reflex maturation, neuromotor development, and biochemical profiles.

Main Results:

  • Low-energy diets significantly reduced pup body weight and delayed somatic growth.
  • Aquatic physical activity partially improved somatic growth parameters (e.g., tail length, skull dimensions) in pups from dams on low-energy diets.
  • While locomotor activity showed fewer changes, low-energy diet groups exhibited lower glucose levels at 60 days.

Conclusions:

  • Aquatic physical activity during the perinatal period demonstrates beneficial effects for offspring exposed to low-energy maternal diets.
  • Physical activity may play a role in adaptation to adverse nutritional stimuli.
  • Further research is warranted to explore the mechanisms and broader implications of physical activity in nutritional adaptation.
Abstract

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