3. Plasma Testosterone Levels and Aggression 3.1 Testosterone and Aggression in Animals Numerous studies have shown relationships between testosterone levels, dominance, and aggressive behaviour in various species of animals (Allee et al. 1939; Barfield et al. 1972; Bouissou 1983; Bouissou & Gaudioso 1982; Hamilton 1938; Kurischko & Oettel 1977; Payne & Swanson 1973; Rose et […]
Anabolic Steroid Articles
Our steroid articles provided detailed, practical information on how anabolic steroids are used to build muscle size, strength and otherwise improve physical performance. They cover topics such as the history of steroids, steroids in baseball, the medical uses of steroids including testosterone replacement therapy (TRT), the side effects of steroids and how to manage steroid side effects.
Psychological and Behavioural Effects of Endogenous Testosterone Levels and Anabolic-Androgenic Steroids Among Males: A Review, Part 2
2. Potential Mechanisms for Some Anabolic-Androgenic Steroid Effects on the Nervous System Anabolic-androgenic steroids have been shown to exert significant effects on both the development and functioning of the nervous system. Androgens were shown to act directly on the brain long ago (Phoenix et al. 1959). These authors suggested that during early development androgens acted […]
Psychological and Behavioural Effects of Endogenous Testosterone Levels and Anabolic-Androgenic Steroids Among Males: A Review, Part 1
1. History of Anabolic-Androgenic Steroid Use in Competitive Sports and Medicine The primary use of anabolic-androgenic steroids is in replacement therapy for male hypogonadism; other medical uses of anabolic-androgenic steroids include growth promotion in various forms of stunted growth, osteoporosis, mammary carcinoma, anaemias and hereditary angioneurotic oedema. Observation and clinical trials indicate that adjuvant therapy […]
Psychological and Behavioural Effects of Endogenous Testosterone Levels and Anabolic-Androgenic Steroids Among Males: A Review
Summary The psychological and behavioural effects of endogenous testosterone levels and anabolic-androgenic steroids in males have been investigated for over 50 years in both clinical and nonmedical uses, including the influence of anabolic-androgenic steroids on the nervous system and neuromuscular expression as a mechanism for behavioural and ergogenic effects. The relationship between moods, behaviour and […]
Dan Duchaine – Interview with Hardcore Muscle
HM: IFG-1 … Dan you seem to be standing back on this one. Colgan thinks it will bring on the age of the superfreak, while you have only spoken of its use in fat reduction. We know GH never panned out as incredible as everyone wanted it to. Do you want to make sure it […]