February 1999 in “Strength and Conditioning Journal” Androstenedione, a hormone supplement, doesn't improve muscle or performance and can cause harmful side effects.
July 2024 in “Journal of Investigative Dermatology” Reactive lipids from aging cells change the extracellular matrix, affecting cell function and inflammation.
March 2025 in “Journal of Endocrinology and Metabolism” Rodent models of PCOS show some hormone changes similar to humans, but also have key differences.
15 citations
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December 2016 in “Advanced Pharmaceutical Bulletin” The new cream with N-acetyl glucosamine didn't change skin color after 8 weeks.
October 2024 in “bioRxiv (Cold Spring Harbor Laboratory)” Rodent models of PCOS show some similar and some different lipid changes compared to humans.
6 citations
,
January 2012 in “Breast cancer” Breast cancer may be detectable through changes in scalp hair lipids.
65 citations
,
February 2018 in “The Plant Journal” PLDζ2 and NPC4 have different roles in lipid changes and root hair growth in Arabidopsis under low phosphate, with PLDζ2 reducing root hair growth and NPC4 promoting it.
5 citations
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June 2018 in “Journal of Diabetes, Metabolic Disorders & Control” Women with PCOS may have higher bad cholesterol and are at risk for blood sugar issues; lifestyle changes are recommended.
December 2025 in “Journal of Skin and Stem Cell” Patients with androgenetic alopecia often have abnormal lipid levels, so they should be screened and advised on lifestyle changes to prevent heart issues.
22 citations
,
July 2016 in “Cellular and Molecular Life Sciences” Genetic changes in mice help understand skin and hair disorders, aiding treatment development for acne and hair loss.
March 2026 in “International Journal of Dermatology” Changes in scalp microbes may contribute to hair loss, suggesting new treatment options.
34 citations
,
July 2020 in “American journal of human genetics” Changes in the SREBF1 gene cause a rare genetic skin and hair disorder.
8 citations
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March 2020 in “Metabolites” Finasteride treatment changes urine metabolomics and steroid signatures, potentially monitoring effectiveness but may cause sexual side effects.
January 2014 in “International Journal of Trichology” Hair changes are common in AIDS patients and can add to their financial and emotional stress.
February 2018 in “Biophysical Journal” Cyclosporine A slowly changes cell membranes, explaining some of its effects and side effects.
37 citations
,
October 2015 in “PeerJ” Perming significantly changes hair's molecular structure, while shampoo and conditioner do not.
8 citations
,
April 2022 in “The journal of investigative dermatology/Journal of investigative dermatology” Certain genetic changes in the LSS gene cause a rare skin and hair condition.
4 citations
,
February 2022 in “Frontiers in molecular biosciences” Chronic stress in mice changes skin metabolism and gene expression, leading to hair loss.
9 citations
,
January 2023 in “Langmuir” Solubility in skin changes with hydration, affecting chemical absorption.
16 citations
,
November 2005 in “Journal of Clinical Pathology” CD1d expression in scalp skin and hair follicles changes with the hair cycle and may help protect against microbes.
13 citations
,
March 2020 in “Spectrochimica Acta Part A Molecular and Biomolecular Spectroscopy” Alopecic hair has more irregular structures and chemical changes than normal hair, reducing its strength.
5 citations
,
March 2012 in “Microscopy Research and Technique” UVB radiation changes the chemical makeup and dries out human hair but doesn't alter its appearance or texture.
3 citations
,
September 2023 in “Cosmetics” Hypoxic training didn't change skin features, but skin barrier function is linked to blood lipid levels.
Menopause-related skin changes may increase fungal infections and inflammation.
January 2006 in “Dianzi xianwei xuebao” Netherton syndrome causes specific skin and hair changes that help in early diagnosis.
105 citations
,
June 2010 in “The journal of sexual medicine” Testosterone undecanoate increases lean mass and causes various physical changes in female-to-male transsexuals.
9 citations
,
January 2008 in “Acta histochemica et cytochemica” COX-2 levels change during the hair cycle and affect skin and hair growth.
11 citations
,
August 2010 in “Developmental neurobiology” Ptprq has multiple forms that change during inner ear development.
42 citations
,
January 2005 in “Applied spectroscopy” Hair from breast cancer patients shows changes in structure and composition, and a test using these changes detected cancer but also falsely identified some healthy samples as cancerous.
8 citations
,
December 2016 in “Revista Medica De Chile” Finasteride can cause sexual dysfunction, sperm changes, and affect bone density and metabolism.