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

Blood Studies for Cardiovascular System III: Serum Lipid Profile01:25

Blood Studies for Cardiovascular System III: Serum Lipid Profile

877
Understanding serum lipids is crucial for maintaining cardiovascular health and preventing heart disease and stroke.
Serum lipids are fats and fatty substances in the blood and are crucial for various bodily functions, including energy storage, cellular structure, and hormone production. Serum lipids consist of cholesterol, triglycerides, and phospholipids.
Cholesterol is a soft, fat-like substance found in all body cells. It is crucial for producing hormones, vitamin D, and substances that aid...
877
Lipid-Lowering Drugs: Statins and Miscellaneous Agents01:20

Lipid-Lowering Drugs: Statins and Miscellaneous Agents

1.9K
Hyperlipidemia, a medical condition often referred to as high cholesterol, is characterized by abnormally elevated levels of lipids in the bloodstream. When present in excess, these lipids, specifically cholesterol and triglycerides, can lead to serious health complications, often involving cardiovascular diseases. Illnesses like atherosclerosis, heart attacks, and pancreatitis have all been linked to untreated hyperlipidemia. This means controlling and regulating cholesterol and triglyceride...
1.9K
Lipids: Dietary Sources and Requirements01:18

Lipids: Dietary Sources and Requirements

2.8K
Lipids are an essential component of a balanced human diet. Triglycerides, which make up the majority of dietary lipids, are found in both saturated fats—commonly present in meat, dairy products, and certain tropical plants like coconut, and hydrogenated oils such as margarine and baking shortenings (trans fats)—and unsaturated fats, which are abundant in seeds, nuts, olive oil, and most vegetable oils. The main sources of cholesterol include egg yolks, various meats and organ...
2.8K
Cholesterol: Significance and Regulation01:29

Cholesterol: Significance and Regulation

2.1K
Although not a source of energy, cholesterol plays a significant role as a foundational structure for bile salts, steroid hormones, and vitamin D, as well as being a crucial component of plasma membranes. Approximately 15% of blood cholesterol is derived from our diet, with the remainder synthesized from acetyl CoA by the liver and intestines. Cholesterol is eliminated from the body through its conversion into bile salts, which are eventually discarded in the feces.
Considering cholesterol and...
2.1K
Lipid-derived Compounds in the Human Body01:31

Lipid-derived Compounds in the Human Body

7.5K
Fats and lipids are crucial components in the human body. Some lipid-derived compounds, such as fat-soluble vitamins, eicosanoids, lipoproteins, and glycolipids, also play unique roles to support various  biological processes .
Fat-soluble Vitamins
Fat-soluble vitamins, including vitamins A, D, E, and K, are required in minimal quantities, but their deficiencies can lead to severely abnormal physiological conditions. For example, vitamin A deficiency can cause night blindness, dry skin,...
7.5K
Overview of Lipid Metabolism01:24

Overview of Lipid Metabolism

7.2K
Lipid metabolism is a crucial process in the human body that involves the synthesis and degradation of lipids. This process is essential for energy production, cell membrane formation, and hormone production, among other functions.
Lipolysis: The Breakdown of Lipids:
Lipolysis is the process of breaking down lipids, particularly triglycerides, into glycerol and fatty acids. This process typically occurs in the adipose tissue and is triggered by various hormones, including glucagon and...
7.2K

You might also read

Related Articles

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

Sort by
Same author

Validation of the Use of a Large Language Model for Detecting Sentiment in Student Course Evaluation.

Family medicine·2026
Same author

Conceptual Framework and Methods for Evaluating an Intervention to Improve Psychological Safety in Graduate Medical Education.

Family medicine·2026
Same author

Reconfiguring global primary care evidence: The essential role of regional journals.

South African family practice : official journal of the South African Academy of Family Practice/Primary Care·2026
Same author

Musculoskeletal Treatments.

FP essentials·2026
Same author

Understanding the Results of Randomized Controlled Trials: A Refresher.

Family practice management·2026
Same author

Nottingham Hip Fracture Score and Acute Physiology and Chronic Health Evaluation-II: Predicting 30-day mortality in elderly hip fracture.

World journal of methodology·2026
Same journal

Does taking BP medicine at night (vs morning) result in fewer cardiovascular events?

The Journal of family practice·2023
Same journal

Preventing RSV in children and adults: A vaccine update.

The Journal of family practice·2023
Same journal

Essential oils: How safe? How effective?

The Journal of family practice·2023
Same journal

51-year-old woman • History of Graves disease • General fatigue, palpitations, and hand tremors • Dx?

The Journal of family practice·2023
Same journal

Renewing the dream.

The Journal of family practice·2023
Same journal

55-year-old woman • Myalgias and progressive symmetrical proximal weakness • History of unilateral renal agenesis, type 2 diabetes, and hyperlipidemia • Dx?

The Journal of family practice·2023
See all related articles

Related Experiment Video

Updated: Apr 17, 2026

Assessing Whole-Body Lipid-Handling Capacity in Mice
07:57

Assessing Whole-Body Lipid-Handling Capacity in Mice

Published on: November 24, 2020

5.0K

PURLs: skip this step when checking lipid levels.

Michael Wootten1, Debra B Stulberg2, Shailendra Prasad1

  • 1North Memorial Family Medicine Residency, University of Minnesota, Minneapolis, USA.

The Journal of Family Practice
|February 12, 2015
PubMed
Summary
This summary is machine-generated.

Fasting before lipid testing is common practice, but this study shows no difference in outcomes between fasting and nonfasting tests for predicting mortality. These findings may impact future clinical guidelines for cholesterol level assessments.

More Related Videos

Differential Effects of Lipid-lowering Drugs in Modulating Morphology of Cholesterol Particles
09:15

Differential Effects of Lipid-lowering Drugs in Modulating Morphology of Cholesterol Particles

Published on: November 10, 2017

15.2K
Author Spotlight: Analysis of Fluorescent-Stained Lipid Droplets with 3D Reconstruction for Hepatic Steatosis Assessment
07:12

Author Spotlight: Analysis of Fluorescent-Stained Lipid Droplets with 3D Reconstruction for Hepatic Steatosis Assessment

Published on: June 2, 2023

9.1K

Related Experiment Videos

Last Updated: Apr 17, 2026

Assessing Whole-Body Lipid-Handling Capacity in Mice
07:57

Assessing Whole-Body Lipid-Handling Capacity in Mice

Published on: November 24, 2020

5.0K
Differential Effects of Lipid-lowering Drugs in Modulating Morphology of Cholesterol Particles
09:15

Differential Effects of Lipid-lowering Drugs in Modulating Morphology of Cholesterol Particles

Published on: November 10, 2017

15.2K
Author Spotlight: Analysis of Fluorescent-Stained Lipid Droplets with 3D Reconstruction for Hepatic Steatosis Assessment
07:12

Author Spotlight: Analysis of Fluorescent-Stained Lipid Droplets with 3D Reconstruction for Hepatic Steatosis Assessment

Published on: June 2, 2023

9.1K

Area of Science:

  • Cardiovascular Medicine
  • Clinical Biochemistry

Background:

  • Current medical guidelines often mandate fasting before lipid profile testing.
  • The clinical significance of fasting status for lipid measurements remains a subject of ongoing research.

Purpose of the Study:

  • To evaluate whether fasting or nonfasting lipid testing provides a different predictive value for all-cause mortality.

Main Methods:

  • Analysis of a large patient cohort.
  • Comparison of mortality prediction models using fasting versus nonfasting lipid levels.

Main Results:

  • No statistically significant difference was observed in the prediction of mortality between fasting and nonfasting lipid tests.
  • Lipid parameters measured without fasting demonstrated comparable prognostic capability.

Conclusions:

  • Fasting is not essential for lipid testing when the primary goal is to predict mortality.
  • These results suggest a potential revision of current guidelines regarding pre-test patient preparation for lipid analysis.