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

Lipid-Lowering Drugs: Statins and Miscellaneous Agents01:20

Lipid-Lowering Drugs: Statins and Miscellaneous Agents

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...
Cholesterol: Significance and Regulation01:29

Cholesterol: Significance and Regulation

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

Blood Studies for Cardiovascular System III: Serum Lipid Profile

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...
Atherosclerosis III: Management01:26

Atherosclerosis III: Management

Management of atherosclerosis involves an integrated strategy encompassing pharmacological treatment, surgical interventions, lifestyle changes, and nutrition therapy to address the multifactorial nature of the disease.Pharmacological TherapyA cornerstone of atherosclerosis management is the use of pharmacological agents. Statins, such as atorvastatin, are pivotal in inhibiting HMG-CoA reductase, an enzyme that catalyzes an initial step in cholesterol synthesis in the liver. This reduction in...
Testosterone: Functions and Regulation01:26

Testosterone: Functions and Regulation

The intricate hormonal interplay essential for male reproductive health begins with the release of gonadotropin-releasing hormone (GnRH) by the hypothalamus. This hormone prompts the pituitary gland to secrete follicle-stimulating hormone (FSH) and luteinizing hormone (LH). LH targets the Leydig cells in the testes, stimulating them to produce and release testosterone. In concert with testosterone, FSH acts on the Sertoli cells within the seminiferous tubules to facilitate the release of...
Disorders of the Male Reproductive System01:20

Disorders of the Male Reproductive System

Men's health issues are increasingly recognized as significant, with several conditions posing common threats. Among these, testicular cancer is especially prevalent in younger men, particularly those aged 20 to 35 years. The disease often manifests as a painless mass in the testicles, sometimes accompanied by a sensation of heaviness or a dull ache.
Prostate disorders are another major concern. These conditions can impair urinary flow due to the prostate's location around the urethra. Symptoms...

You might also read

Related Articles

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

Sort by
Same author

Rethinking Cardiovascular Prevention in the Era of AI.

European journal of preventive cardiology·2026
Same author

Old and New Lines of Therapy Targeting Lipoprotein(a).

Current atherosclerosis reports·2026
Same author

Association of Polygenic Risk Scores With Aortic Valve Calcium: The Multi-Ethnic Study of Atherosclerosis.

Journal of the American Heart Association·2026
Same author

Poor Performance of LDL-Cholesterol Equations versus Beta Quantification in a Very Large Cohort of Patients with Dyslipidemia.

Clinical chemistry·2026
Same author

Sex-Specific Prognostic Value of Aortic Valve Calcium and the Risk for Aortic Stenosis: Multi-Ethnic Study of Atherosclerosis (MESA).

Circulation. Cardiovascular imaging·2026
Same author

Cost-Effectiveness of ApoB, Non-HDL-C, and LDL-C Goals for Primary Prevention Lipid-Lowering Therapy.

JAMA·2026

Related Experiment Video

Updated: May 13, 2026

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

Do statins lower testosterone and does it matter?

Allan D Sniderman1, George Thanassoulis

  • 1Division of Cardiology, McGill University Health Centre, 687 Pine Avenue West, Montreal, QC H3A 1A1, Canada. allansniderman@hotmail.com.

BMC Medicine
|March 2, 2013
PubMed
Summary
This summary is machine-generated.

Statins may slightly lower testosterone levels, but individual effects vary greatly. Averages obscure the full range of drug impacts on patients, highlighting limitations in current research summaries.

Related Experiment Videos

Last Updated: May 13, 2026

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

Area of Science:

  • Pharmacology
  • Endocrinology
  • Medical Research Methodology

Background:

  • Statins are widely prescribed cholesterol-lowering drugs.
  • Previous research suggests statins may influence hormone levels.
  • The clinical significance of statin-induced testosterone changes is debated.

Purpose of the Study:

  • To critically evaluate the interpretation of drug effects from meta-analyses.
  • To highlight the limitations of relying on average effects for understanding individual patient responses.
  • To discuss the implications of non-normally distributed drug effects.

Main Methods:

  • Review and critique of existing meta-analysis methodologies for drug effects.
  • Discussion of statistical concepts including mean effects versus individual ranges.
  • Analysis of potential variability in patient responses to medications.

Main Results:

  • Meta-analyses often report mean drug effects, which may not represent individual patient experiences.
  • Average decreases in testosterone due to statins are statistically significant but may lack clinical significance for all.
  • Individual patient responses to drugs can vary substantially, a factor often obscured by group averages.

Conclusions:

  • Reliance on average effects in meta-analyses can oversimplify drug impact.
  • Understanding the range of individual effects is crucial for assessing both benefits and risks of medications like statins.
  • Further research should explore methods to better represent individual variability in drug response.