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Related Concept Videos

Parentral Nutrition: Centeral and Peripheral Parental Nutrition01:27

Parentral Nutrition: Centeral and Peripheral Parental Nutrition

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Parenteral Nutrition (PN) delivers essential nutrients directly into the bloodstream, bypassing the digestive system. It is commonly used for individuals with severe digestive disorders or conditions that prevent normal nutrient absorption.
PN can be administered through two primary routes:
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Key Elements for Plant Nutrition02:35

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Like all living organisms, plants require organic and inorganic nutrients to survive, reproduce, grow and maintain homeostasis. To identify nutrients that are essential for plant functioning, researchers have leveraged a technique called hydroponics. In hydroponic culture systems, plants are grown—without soil—in water-based solutions containing nutrients. At least 17 nutrients have been identified as essential elements required by plants. Plants acquire these elements from the...
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Absorption of Nutrients01:19

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Absorption refers to taking dietary nutrients from the intestinal lumen for transportation throughout the body. After digestion in the small intestine, carbohydrates, proteins, and fats are broken down into simpler forms. These essential macronutrients and other vital substances, such as vitamins, minerals, and water, are then prepared for absorption into the bloodstream.
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Energy Budgets00:51

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Organisms must balance energy intake with the energy required for growth, maintenance and reproduction. These trade-offs result in a variety of survivorship and reproductive strategies, including semelparity and iteroparity. Semelparous species, like annual plants, have only one reproductive episode in their lifetimes and consequently have short lifespans. Iteroparous species, by contrast, have many reproductive events during their lifetimes but have relatively few offspring. These two...
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Proteins: Dietary Sources and Requirements01:28

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Consuming animal-based products offers high-quality proteins that contain optimal levels and combinations of essential amino acids, crucial for tissue repair and growth. Foods like eggs, milk, fish, and most meats are a source of complete proteins. Legumes and cereals are abundant in proteins; however, they typically lack a full range of essential amino acids. As a result, they are considered incomplete protein sources. Some plant sources like soybeans, quinoa, and amaranth do contain complete...
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Despite the strong genetic influence on traits like intelligence, environmental factors significantly shape outcomes. For example, while over 90% of height variation is due to genetic differences, environmental factors such as nutrition also have a notable impact. Similarly, for intelligence, changes in a child's surroundings can significantly alter their IQ. Research shows that enriched environments boost children's academic success and help them develop key cognitive skills. Children...
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Related Experiment Video

Updated: Apr 23, 2026

Author Spotlight: Studying the Impact of Maternal Dietary Deficiencies on Long-Term Offspring Health Outcomes
03:19

Author Spotlight: Studying the Impact of Maternal Dietary Deficiencies on Long-Term Offspring Health Outcomes

Published on: June 28, 2024

875

Effective nutrition from conception to adulthood.

Henry J Leese1

  • 1Metabolic Research Unit, Centre for Cardiovascular and Metabolic Research, Hull York Medical School, University of Hull , Hull, HU6 7RX , UK.

Human Fertility (Cambridge, England)
|October 1, 2014
PubMed
Summary
This summary is machine-generated.

Effective nutrition from conception through adulthood significantly impacts long-term offspring health. This summary highlights David Barker's research on developmental origins of health and disease.

Keywords:
Barker hypothesisPericonceptual nutritionmaternal nutrition

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Author Spotlight: Studying the Impact of Maternal Dietary Deficiencies on Long-Term Offspring Health Outcomes
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Area of Science:

  • Reproductive Medicine
  • Developmental Biology
  • Public Health Nutrition

Background:

  • The British Fertility Society's 2014 meeting focused on nutrition's role in health across the lifespan.
  • Late David Barker's work revolutionized understanding of early-life nutrition's impact on later health.
  • Research emphasizes the influence of maternal, gamete, embryo, fetal, and infant nutrition.

Purpose of the Study:

  • To summarize key presentations from the British Fertility Society plenary session.
  • To underscore the importance of nutrition from conception to adulthood.
  • To acknowledge David Barker's foundational contributions to the field.

Main Methods:

  • Summary of presentations at a scientific meeting.
  • Review of research on nutritional influences on offspring health.
  • Highlighting historical contributions to the field.

Main Results:

  • Nutrition during critical developmental periods profoundly affects adult health.
  • Early life nutritional exposures can program long-term health outcomes.
  • Maternal and infant nutrition are key determinants of later-life health.

Conclusions:

  • Optimal nutrition throughout life is crucial for preventing chronic diseases.
  • Understanding developmental origins of health and disease is vital for public health.
  • Continued research into nutritional programming is essential for improving lifelong health outcomes.