Results 51 to 60 of about 6,872 (214)

Intrasexual competition as a potential influence on anabolic-androgenic steroid use initiation [PDF]

open access: yes, 2017
An estimated 293,000 people living in the United Kingdom have used anabolic-androgenic steroids. However, there is currently no intervention to reduce usage available in practice or academic circulation throughout the United Kingdom.
Marc Harris   +5 more
core   +1 more source

Beyond the law: Exploring the impact of criminalising anabolic–androgenic steroid use on help-seeking and health outcomes in Australia

open access: yes, 2023
This study aimed to investigate how Anabolic–Androgenic Steroid (AAS) users and healthcare professionals perceive the criminalisation of AAS on users’ ability to seek help and, ultimately, what effect this has on the health outcomes for these consumers ...
Gibbs, Nick   +2 more
core   +1 more source

Psychological traits associated with anabolic androgenic steroid use and dependence: an exploratory cross-sectional study among female athletes

open access: yesBMC Women's Health
Background Anabolic–androgenic steroids (AAS) are commonly taken to increase muscle size and enhance performance. However, AAS can lead to many adverse effects, including challenges with mental health and behavior.
Morgan Scarth   +3 more
doaj   +1 more source

A Systematic Review and Meta‐Analysis of Biological Sex Differences in Sleep Spindles and Slow Wave Activity in Adults With and Without Insomnia

open access: yesJournal of Sleep Research, EarlyView.
ABSTRACT Mounting evidence shows sex‐based differences in sleep experiences and outcomes, including the prevalence of insomnia disorder. However, the impact of biological sex on brain oscillations during sleep remains poorly understood, especially in the context of insomnia disorder. This is a notable gap, given that neurophysiological aspects of sleep
Nyissa A. Walsh   +5 more
wiley   +1 more source

Illicit anabolic–androgenic steroid use [PDF]

open access: yesHormones and Behavior, 2010
The anabolic-androgenic steroids (AAS) are a family of hormones that includes testosterone and its derivatives. These substances have been used by elite athletes since the 1950s, but they did not become widespread drugs of abuse in the general population until the 1980s.
Gen, Kanayama   +2 more
openaire   +2 more sources

Management of Azoospermia: A Systematic Approach

open access: yesThe Obstetrician &Gynaecologist, EarlyView.
ABSTRACT Key Content Work‐up of azoospermic men includes a detailed history, physical examination and investigations to find the underlying cause. Causes and management of azoospermia (pre‐testicular, testicular and post‐testicular) with case presentations.
Naimah Raza   +3 more
wiley   +1 more source

Impaired vascular function among young users of anabolic–androgenic steroids

open access: yesScientific Reports
Supraphysiological doses of anabolic–androgenic steroids (AAS) is popular among recreational weightlifters and bodybuilders due to the performance-enhancing properties but is also associated with adverse cardiovascular effects.
Helene Melsom Tungesvik   +2 more
doaj   +1 more source

The Effects of Trenbolone Supplementation on The Extremity Bones in Running Rats

open access: yesTürk Spor ve Egzersiz Dergisi, 2019
Anabolic steroids are testosterone derivatives through which anabolic effects are maintained and androgenic effects are minimized. The use of ergogenic agents is increasing among athletes for doping in order to increase physical performance and change ...
Ali Sarı, Sefa Lök
doaj   +1 more source

Endocrine and androgenic response to altitude training in professional cyclists

open access: yesThe 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   +11 more
wiley   +1 more source

Brain connectivity aberrations in anabolic-androgenic steroid users

open access: yesNeuroImage: Clinical, 2017
Sustained anabolic-androgenic steroid (AAS) use has adverse behavioral consequences, including aggression, violence and impulsivity. Candidate mechanisms include disruptions of brain networks with high concentrations of androgen receptors and critically ...
Lars T. Westlye   +4 more
doaj   +1 more source

Home - About - Disclaimer - Privacy