Results 41 to 50 of about 3,730 (130)

Endocrine and androgenic response to altitude training in professional cyclists

The Journal of Physiology, EarlyView.
Abstract figure legend Steroidal and endocrine variables are altered during altitude training. Abstract This study investigated endocrine and steroidal blood markers in 31 male elite cyclists monitored over 7 weeks, including a 3 week altitude training camp either at 2050 m (n = 19) or 3000 m (n = 12).
Raphael Faiss, Bastien Krumm, Claes Cubel, Magnus Bak Klaris, Lasse Vestli Baekken, Yvette Dehnes, Jenna Goodrum, Geoff Miller, James Spragg, Martin Faulhaber, Francesco Botrè, Carsten Lundby   +11 more
wiley   +1 more source

Investigation of the Prevalence of Anabolic Steroid Misuse, as Well as the Awareness Level and Attitude toward its Negative Effects among the Male Bodybuilder Athletes in Kermanshah, Iran, in 2019

Majallah-i Dānishgāh-i ’Ulūm-i Pizishkī-i Īlām, 2021
Introduction: There have been several reports showing that the rate of anabolic-androgenic steroid abuse has increased in athlete and non-athlete adolescents. Therefore, this study aimed to assess the prevalence of anabolic steroid misuse, as well as the
Mehry Hoseini, Bahram Yousefi, Ali Ashraf Khazaei   +2 more
doaj  

Anabolic androgenic steroids are human enhancement drugs, not necessarily substance abuse [PDF]

Einstein (São Paulo)
This essay examines human enhancement drugs – particularly anabolic-androgenic steroids – through the lens of public health theory from the Global South. It critiques prohibitionist policies, which criminalize users while disregarding social determinants,
Marcel Segalla Bueno Arruda, Roberta Marcondes Costa, Isabel Lopes dos Santos Keppler, Heitor Martins Pasquim   +3 more
doaj   +2 more sources

Investigation Into the Metabolism and Elimination Behavior of RU 58841, and Its Influence on the Steroid Profile in Humans

Biomedical Chromatography, Volume 40, Issue 10, October 2026.
ABSTRACT RU 58841 is a nonsteroidal antiandrogen, developed for the treatment of androgen‐dependent conditions. This study aimed to characterize the human metabolism of RU 58841 for the first time and to assess its systemic exposure following topical administration.
Aylin Okutan, Oliver Krug, Gregor Fußhöller, Thomas Piper, Mario Thevis   +4 more
wiley   +1 more source

Hypogonadism induced by the administration of anabolic steroids (literature review)

Mìžnarodnij Endokrinologìčnij Žurnal, 2019
The use of androgens and/or anabolic steroids is common among professional athletes who use them to increase sports performance and bodybuilding, and among young men and adolescents who use them to improve their physical appearance.
Ye.V. Luchitsky
doaj   +1 more source

Experiences of Healthcare Support and Access Among Women Who Use Performance and Image‐Enhancing Drugs

Drug and Alcohol Review, Volume 45, Issue 6, September 2026.
ABSTRACT Introduction Women who use performance and image‐enhancing drugs (PIED) face distinct health risks, yet little is known about how they engage with healthcare or seek support. This study explored how women who use PIEDs navigate healthcare, with a focus on engagement, disclosure and stigma. Method An interpretative phenomenological analysis was
Hannah C. Schuurs, Zoe Walter, Leanne Hides, Mair Underwood   +3 more
wiley   +1 more source

Anabolic–androgenic steroids and dietary supplements among resistance trained individuals in western cities of Saudi Arabia

BMC Sports Science, Medicine and Rehabilitation, 2021
Background Anabolic–androgenic steroids (AAS) contain testosterone-like androgens and are used as supplements to improve performance, therapeutic measures, appearance, and muscular development.
Ameen Mosleh Almohammadi, Anas Mohammed Edriss, Turki Talal Enani   +2 more
doaj   +1 more source

Effects of testosterone and high‐dose anabolic steroids on orthodontic‐induced bone remodeling and root resorption: An animal study

Journal of Periodontology, Volume 97, Issue 8, Page 1758-1772, August 2026.
Abstract Background This study investigates the impact of disruptions in testosterone levels on bone remodeling, root resorption, and periodontal ligament (PDL) during orthodontic tooth movement (OTM) in a pubertal male rat model. Methods Testosterone deficiency was induced through orchiectomy, and the anabolic‐androgenic steroid (AAS, testosterone ...
Caio Luiz Bitencourt Reis, Kelly Galisteu‐Luiz, Gabriela Leite Pedroso, Gustavo Lopes Puls, Leticia Cassaro, Bruno Boaventura Vieira, Fábio Lourenço Romano, Erika Calvano Küchler, Christian Kirschneck, Daniela Silva Barroso de Oliveira, Maria Bernadete Sasso Stuani, Mirian Aiko Nakane Matsumoto   +11 more
wiley   +1 more source

Anabolic-Androgenic Steroids - doi:10.5020/18061230.2007.p267

Revista Brasileira em Promoção da Saúde, 2012
There are evidences of the increase in the consumption of anabolic steroids and the damages to health caused by their indiscriminate use, mainly among children and youngsters.
Urival Magno Gomes Ferreira, Alan de Carvalho Dias Ferreira, Andréa Maria Pires Azevedo, Carlos Antonio Bruno da Silva   +3 more
doaj   +1 more source

Physiological Basis of Sex Differences in Human Performance and Exercise‐Associated Pathology

Clinical Endocrinology, Volume 105, Issue 2, Page 151-162, August 2026.
ABSTRACT The presence of sex differences in human physical performance is well‐established and shaped by distinct endocrine, anatomical and physiological mechanisms. Despite sustained advances, our understanding of how inherent biological factors drive variations in exercise capacity and related pathologies is still developing.
David A. Holdsworth, Thomas J. O'Leary, Craig L. Doig, Natalie Taylor, Jasminder Dosanjh, David R. Woods, Michael J. Stacey, Robert M. Gifford   +7 more
wiley   +1 more source