Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

Redox Titration: Iodimetry and Iodometry01:23

Redox Titration: Iodimetry and Iodometry

Iodometry and iodimetry are analytical methods used to determine the concentration of oxidizing or reducing agents using iodine. In iodometric titrations, the oxidizing analyte solution is usually acidified and treated with an excess of iodide ions, which generates an equivalent amount of iodine in equilibrium with triiodide. The released iodine is subsequently titrated directly against a standardized reducing agent. As the dilute iodine color becomes pale yellow, a few drops of freshly...
Goiter01:27

Goiter

Goiter refers to an abnormal enlargement of the thyroid gland that may appear as a diffuse goiter (uniform enlargement) or nodular (single or multiple nodules). Functionally, it is classified as nontoxic (normal/low hormone levels) or toxic (excess hormone production).PathophysiologyDiffuse thyroid enlargement typically results from prolonged stimulation by thyroid-stimulating hormone (TSH) or TSH-like agents, commonly seen in hypothyroidism or iodine deficiency. In contrast, in hyperthyroid...
Inflammatory Bowel Disease III: Diagnostic Studies and Management I-Nutritional Therapy01:30

Inflammatory Bowel Disease III: Diagnostic Studies and Management I-Nutritional Therapy

Various diagnostic tests are employed in the diagnostic process for Inflammatory Bowel Disease (IBD), particularly to differentiate between Crohn's disease and ulcerative colitis.
Diagnostic studies
A colonoscopy is the definitive screening test, distinguishing ulcerative colitis from other colon diseases with similar symptoms. During a colonoscopy test, inflamed mucosa with exudate ulcerations can be observed, and biopsies are taken to determine the histologic characteristics of the colonic...
Type I Diabetes III: Clinical Manifestations01:19

Type I Diabetes III: Clinical Manifestations

Type 1 diabetes mellitus typically presents with rapid-onset symptoms due to the body’s inability to utilize glucose in the absence of insulin. Since insulin is required for glucose uptake into cells, its deficiency leads to hyperglycemia and cellular energy deprivation, resulting in characteristic clinical features.Polyuria and PolydipsiaOne of the earliest, most prominent symptoms is polyuria (excessive urination). When blood glucose concentrations rise above the renal threshold, the kidneys...
Hypothyroidism II: Pathophysiology01:23

Hypothyroidism II: Pathophysiology

Hypothyroidism is a disorder characterized by insufficient production of thyroid hormones, which regulate metabolism, energy balance, and multiple organ systems.TypesHypothyroidism is classified based on the level of dysfunction. Primary hypothyroidism results from intrinsic thyroid gland dysfunction, causing reduced hormone production despite normal or increased stimulation. Secondary hypothyroidism arises from inadequate thyroid-stimulating hormone (TSH) secretion by the pituitary. Tertiary...
International Nursing Organizations II01:28

International Nursing Organizations II

The World Health Organization (WHO) is a specialized agency of the United Nations based in Geneva. The WHO has many initiatives that center around health. Primarily, they lead global efforts to expand universal health coverage using science-based policies and programs. They are also responsible for shaping health research agendas and developing norms and standards.
The WHO provides expert team support, including funding, vaccines, testing, and treatment tools at the country level to fight...

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

National and Sub-National Delivery of Balanced Energy and Protein (BEP) Supplements to Pregnant and Lactating Women in LMICs: Lessons from Multi-Country Implementation Case Studies.

Nutrients·2026
Same author

Autoantibodies to Joint-Related Peptides Are Associated With Onset of Rheumatoid Arthritis in Presymptomatic Seronegative Individuals.

Arthritis & rheumatology (Hoboken, N.J.)·2026
Same author

Conservation Education: The Signage Used in Eleven Swedish Zoos.

Animals : an open access journal from MDPI·2026
Same author

Improving the Estimation of Population Iodine Status: A New Method for Calculating the Precision and Subgroup Differences of Median Urinary Iodine Concentration from Spot Urine Specimens.

The Journal of nutrition·2026
Same author

Novel Long-Read Sequencing Method for Characterisation of Hepatitis B Transcripts Show High Expression of Chimeric HBV/Human RNA.

Liver international : official journal of the International Association for the Study of the Liver·2026
Same author

Exploring kitten socialisation practices and welfare implications within a Swedish breeding association.

Animal welfare (South Mimms, England)·2026

Related Experiment Video

Updated: Jun 28, 2026

Colorimetric Assessment of Deiodinase 1 Activity in Human Liver Microsomes Using the Sandell-Kolthoff Reaction
08:00

Colorimetric Assessment of Deiodinase 1 Activity in Human Liver Microsomes Using the Sandell-Kolthoff Reaction

Published on: April 10, 2026

Iodine deficiency in 2007: global progress since 2003.

Bruno de Benoist1, Erin McLean, Maria Andersson

  • 1Department of Nutrition for Health and Development, World Health Organization, CH 1211 Geneva 27, Switzerland.

Food and Nutrition Bulletin
|October 25, 2008
PubMed
Summary
This summary is machine-generated.

Global iodine deficiency remains a significant public health concern, affecting nearly one in three people. While progress has been made, accelerated efforts and improved surveillance are crucial for elimination.

More Related Videos

Iridium(III) Luminescent Probe for Detection of the Malarial Protein Biomarker Histidine Rich Protein-II
12:52

Iridium(III) Luminescent Probe for Detection of the Malarial Protein Biomarker Histidine Rich Protein-II

Published on: July 7, 2015

Related Experiment Videos

Last Updated: Jun 28, 2026

Colorimetric Assessment of Deiodinase 1 Activity in Human Liver Microsomes Using the Sandell-Kolthoff Reaction
08:00

Colorimetric Assessment of Deiodinase 1 Activity in Human Liver Microsomes Using the Sandell-Kolthoff Reaction

Published on: April 10, 2026

Iridium(III) Luminescent Probe for Detection of the Malarial Protein Biomarker Histidine Rich Protein-II
12:52

Iridium(III) Luminescent Probe for Detection of the Malarial Protein Biomarker Histidine Rich Protein-II

Published on: July 7, 2015

Area of Science:

  • Public Health Nutrition
  • Endocrinology
  • Global Health Monitoring

Background:

  • Iodine deficiency is a widespread global health issue.
  • Previous global estimates of iodine deficiency were last updated in 2003.
  • Urgent need for current data to assess the global situation.

Purpose of the Study:

  • To provide updated global and regional estimates of iodine deficiency in 2007.
  • To evaluate progress in addressing iodine deficiency since 2003.
  • To identify data gaps in iodine nutrition assessment.

Main Methods:

  • Utilized nationally representative urinary iodine (UI) data from school-age children (1997-2006).
  • Updated country-specific iodine nutrition status using median UI.
  • Assessed progress by comparing current data with 2003 estimates and evaluated data for pregnant women.

Main Results:

  • An estimated 31.5% of school-age children (266 million) have insufficient iodine intake.
  • 2 billion people in the general population have inadequate iodine intake.
  • 47 countries still face iodine deficiency as a public health problem; 34 countries have excessive iodine intake.

Conclusions:

  • Progress in controlling iodine deficiency has been achieved since 2003.
  • Efforts must accelerate to eliminate iodine deficiency globally.
  • Strengthened surveillance is needed for both low and excessive iodine intake.