Testosterone Studies

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Number Study Tags
99 Effects of a Novel Zinc-Magnesium Formulation on Hormones and Strength shbg, zinc, and magnesium
98 Steroid-binding specificity of human sex hormone-binding globulin is influenced by occupancy of a zinc-binding site shbg and zinc
97 Comparative effects of daily and weekly boron supplementation on plasma steroid hormones and proinflammatory cytokines. shbg and boron
96 Synthesis and regulation of sex hormone-binding globulin in obesity. shbg and obesity
95 Effect of Long-Acting Testosterone Treatment on Functional Exercise Capacity, Skeletal Muscle Performance, Insulin Resistance, and Baroreflex Sensitivity in Elderly Patients With Chronic Heart Failure ashwagandha
94 Power Posing: Brief Nonverbal Displays Affect Neuroendocrine Levels and Risk Tolerance posture
93 Dietary Lipids Modify Redox Homeostasis And Steroidogenic Status In Rat Testis fat
92 Testosterone and cortisol in relationship to dietary nutrients and resistance exercise
91 Ameliorating effect of olive oil on fertility of male rats fed on genetically modified soya bean olive oil and soy
90 Overweight men can boost low testosterone levels by losing weight obesity
9 Atrazine Effects on Testosterone Levels and AndrogenDependent Reproductive Organs in Peripubertal Male Rats xenoestrogen
89 Diet-hormone interactions: protein/carbohydrate ratio alters reciprocally the plasma levels of testosterone and cortisol and their respective binding globulins in man. diet, protein, and carbohydrates
88 Dietary protein for athletes: from requirements to optimum adaptation. protein
87 Effect of royal jelly on sexual efficiency in adult male rats royal jelly and sex
86 Effect of royal jelly ingestion for six months on healthy volunteers royal jelly
85 Relationship of serum testosterone to sexual activity in healthy elderly men. sex
84 Salivary Testosterone Levels in Men at a U.S. Sex Club sex
83 Male and female salivary testosterone concentrations before and after sexual activity. sex
82 Disruption of the nocturnal testosterone rhythm by sleep fragmentation in normal men. sleep
81 Effect of 1 Week of Sleep Restriction on Testosterone Levels in Young Healthy Men sleep
80 Effects of acutely displaced sleep on testosterone sleep
8 Toxic Effects of Atrazine on Reproductive System of Male Rats xenoestrogen
79 Association between sleep and morning testosterone levels in older men sleep
78 Suppression of Plasma Testosterone Levels and Psychological Stress A Longitudinal Study of Young Men in Officer Candidate School stress
77 Androgen Responses to Stress stress
76 Hormone profiles in humans experiencing military survival training exercise
75 Testosterone changes during vicarious experiences of winning and losing among fans at sporting events. sports and competition
74 Winning, losing, mood, and testosterone sports and competition
73 Testosterone, and winning and losing in human competition sports
72 Testosterone change after losing predicts the decision to compete again competition and sports
71 Varicocele and its effect on testosterone: implications for the adolescent
70 Association between plasma 25‐OH vitamin D and testosterone levels in men vitamin d
7 Low Free Testosterone Is Associated with Hypogonadal Signs and Symptoms in Men with Normal Total Testosterone
69 Effect of vitamin D supplementation on testosterone levels in men. vitamin d
68 Association of vitamin D status with serum androgen levels in men. vitamin d
67 Age-independent increases in male salivary testosterone during horticultural activity among Tsimane forager-farmers exercise and woodchopping
66 Effect of zinc administration on plasma testosterone, dihydrotestosterone, and sperm count. zinc and dht
65 The effect of exhaustion exercise on thyroid hormones and testosterone levels of elite athletes receiving oral zinc zinc, thyroid, and exercise
64 SEX HORMONE-BINDING GLOBULIN IN NON-CIRRHOTIC ALCOHOLIC PATIENTS DURING EARLY WITHDRAWAL AND AFTER LONGER ABSTINENCE alcohol and shbg
63 Consumption of caffeinated beverages and serum concentrations of sex steroid hormones in US men. caffeine and shbg
62 The effects of low-protein diet and testosterone on sex hormone-binding globulin capacity in male rabbits. diet and shbg
61 Sex hormone binding globulin in women with anorexia nervosa shbg
60 Diet and reproductive hormones: a study of vegetarian and nonvegetarian postmenopausal women. diet and shbg
6 A Prospective, Randomized Double-Blind, Placebo-Controlled Study of Safety and Efficacy of a High-Concentration Full-Spectrum Extract of Ashwagandha Root in Reducing Stress and Anxiety in Adults ashwagandha and human study
59 Influence of diet on plasma steroids and sex hormone-binding globulin levels in adult men. diet and shbg
58 Testosterone, sex hormone-binding globulin, calculated free testosterone, and oestradiol in male vegans and omnivores. shbg
57 Dietary lipids: an additional regulator of plasma levels of sex hormone binding globulin. shbg, diet, and fat
56 The role of nutrition and insulin in the regulation of sex hormone binding globulin diet, insulin, and shbg
55 Diet and Sex Hormone-Binding Globulin diet and shbg
54 Effect of massive weight loss on hypothalamic-pituitary-gonadal function in obese men obesity
53 Aromatase, adiposity, aging and disease. The hypogonadal-metabolic-atherogenic-disease and aging connection aromatase and fat
52 Visceral fat accumulation in men is positively associated with insulin, glucose, and C-peptide levels, but negatively with testosterone levels fat and insulin
51 Multivitamin/mineral supplement contribution to micronutrient intakes in the United States, 2007-2010 magnesium
50 Magnesium and anabolic hormones in older men magnesium
5 Withania somnifera Improves Semen Quality in Stress-Related Male Fertility ashwagandha
49 Sex Steroid Hormone Levels and Body Composition in Men body fat percentage and shbg
48 Effect of Lepidium meyenii (MACA) on sexual desire and its absent relationship with serum testosterone levels in adult healthy men maca
47 Pomegranate juice intake enhances salivary testosterone levels and improves mood and well being in healthy men and women pomegranate
46 The influence of intermittent high-intensity shuttle running and fluid ingestion on the performance of a soccer skill. water and hydration
45 Effect of hydration on exercise-induced growth hormone response hgh, hydration, water, and exercise
44 Effect of hydration state on resistance exercise-induced endocrine markers of anabolism, catabolism, and metabolism. water, hydration, and exercise
43 The effect of Ginger on semen parameters and serum FSH, LH & testosterone of infertile men ginger, fsh, and lh
42 Antioxidant and androgenic effects of dietary ginger on reproductive function of male diabetic rats ginger
41 Pituitary-testicular axis in obese men during short-term fasting intermittent fasting and fasting
40 Augmented growth hormone (GH) secretory burst frequency and amplitude mediate enhanced GH secretion during a two-day fast in normal men hgh, intermittent fasting, and fasting
4 Examining the effect of Withania somnifera supplementation on muscle strength and recovery: a randomized controlled trial ashwagandha
39 Fasting enhances growth hormone secretion and amplifies the complex rhythms of growth hormone secretion in man intermittent fasting, fasting, and hgh
38 Testosterone and cortisol in relationship to dietary nutrients and resistance exercise cortisol, diet, and fat
37 Diet and serum sex hormones in healthy men fat, macronutrient, and diet
36 Effect of fatiguing bicycle exercise on thyroid hormone and testosterone levels in sedentary males supplemented with oral zinc. zinc, exercise, and thyroid
35 Response of serum testosterone and its precursor steroids, SHBG and CBG to anabolic steroid and testosterone self-administration in man steroids and shbg
34 The global epidemiology of anabolic-androgenic steroid use: a meta-analysis and meta-regression analysis. steroids
33 Anabolic Steroid Use Disorder steroids
32 Temporal trends in testosterone levels and treatment in older men. trends and levels
31 Trends in sex hormone concentrations in US males: 1988-1991 to 1999-2004 trends and levels
30 Secular decline in male testosterone and sex hormone binding globulin serum levels in Danish population surveys. trends and shbg
3 Efficacy of Withania somnifera on seminal plasma metabolites of infertile males: a proton NMR study at 800 MHz ashwagandha
29 Abrupt decrease in serum testosterone levels after an oral glucose load in men: implications for screening for hypogonadism. sugar, diet, and carbohydrates
28 Bone mineral density and serum testosterone in chronically trained, high mileage 40–55 year old male runners exercise
27 Testosterone responses to intensive interval versus steady-state endurance exercise. cardio, exercise, and hiit
26 High-Intensity Intermittent Exercise and Fat Loss hiit and exercise
25 The effect of anabolic steroids on lean body mass: the dose response curve. exercise and steroids
24 Variations in urine excretion of steroid hormones after an acute session and after a 4-week programme of strength training. exercise
23 Hormonal responses and adaptations to resistance exercise and training. exercise
22 A Population-Level Decline in Serum Testosterone Levels in American Men levels
21 Skill execution and sleep deprivation: effects of acute caffeine or creatine supplementation - a randomized placebo-controlled trial creatine
20 Creatine supplementation and health variables: a retrospective study creatine
2 Aromatase-independent testosterone conversion into estrogenic steroids is inhibited by a 5 alpha-reductase inhibitor aromatase
19 Altered estrogen metabolism and excretion in humans following consumption of indole-3-carbinol. cruciferous, vegetables, and estrogen
18 3,3′-Diindolylmethane Modulates Estrogen Metabolism in Patients with Thyroid Proliferative Disease: A Pilot Study cruciferous, vegetables, and estrogen
17 Changes in levels of urinary estrogen metabolites after oral indole-3-carbinol treatment in humans. cruciferous, vegetables, and estrogen
16 Relationship Between Circulating Cortisol and Testosterone: Influence of Physical Exercise exercise and cortisol
15 Effect of conjugated linoleic acid on testosterone levels in vitro and in vivo after an acute bout of resistance exercise. cla
14 Dietary cholesterol provided by eggs and plasma lipoproteins in healthy populations human study, cholesterol, and eggs
133 Adaptogenic and cardioprotective action of ashwagandha in rats and frogs. ashwagandha
132 Evaluation of Anti-inflammatory Effect of Ashwagandha: A Preliminary Study in vitro ashwagandha and inflammation
131 Evaluation of the efficacy of Withania somnifera (Ashwagandha) root extract in patients with obsessive-compulsive disorder: A randomized double-blind placebo-controlled trial. ashwagandha and ocd
130 Ashwagandha root in the treatment of non-classical adrenal hyperplasia ashwagandha and hair loss
13 Lower cortisol levels after oral glucose in subjects with insulin resistance and abdominal obesity. cortisol, carbohydrates, sugar, insulin resistance, and obesity
129 Efficacy and Safety of Ashwagandha (Withania somnifera (L.) Dunal) Root Extract in Improving Memory and Cognitive Functions. ashwagandha and memory
128 Subtle changes in thyroid indices during a placebo-controlled study of an extract of Withania somnifera in persons with bipolar disorder. ashwagandha
127 Efficacy and Safety of Ashwagandha Root Extract in Subclinical Hypothyroid Patients: A Double-Blind, Randomized Placebo-Controlled Trial. ashwagandha and thyroid
126 Hypoglycemic, diuretic and hypocholesterolemic effect of winter cherry (Withania somnifera, Dunal) root. ashwagandha
125 Naturopathic care for anxiety: a randomized controlled trial ISRCTN78958974. ashwagandha and anxiety
124 Withaferin A is a potent inhibitor of angiogenesis ashwagandha
123 Exploratory study to evaluate tolerability, safety, and activity of Ashwagandha (Withania somnifera) in healthy volunteers. ashwagandha
122 Effects of Withania somnifera in patients of schizophrenia: a randomized, double blind, placebo controlled pilot trial study. ashwagandha
121 Hypoglycemic, diuretic and hypocholesterolemic effect of winter cherry (Withania somnifera, Dunal) root. ashwagandha
120 Naturopathic care for anxiety: a randomized controlled trial ISRCTN78958974. ashwagandha and anxiety
12 The effects of a high carbohydrate diet on cortisol and salivary immunoglobulin A (s-IgA) during a period of increase exercise workload amongst Olympic and Ironman triathletes. diet, cortisol, and carbohydrates
119 A prospective, randomized double-blind, placebo-controlled study of safety and efficacy of a high-concentration full-spectrum extract of ashwagandha root in reducing stress and anxiety in adults. ashwagandha and stress
118 A double-blind, placebo-controlled evaluation of the anxiolytic efficacy ff an ethanolic extract of withania somnifera. ashwagandha and anxiety
116 In vivo effects of Ashwagandha (Withania somnifera) extract on the activation of lymphocytes. ashwagandha and sperm
115 Exploratory study to evaluate tolerability, safety, and activity of Ashwagandha (Withania somnifera) in healthy volunteers. ashwagandha
112 Examining the effect of Withania somnifera supplementation on muscle strength and recovery: a randomized controlled trial ashwagandha
111 Efficacy of Withania somnifera on seminal plasma metabolites of infertile males: a proton NMR study at 800 MHz. ashwagandha
11 Atrazine induces complete feminization and chemical castration in male African clawed frogs (Xenopus laevis) xenoestrogen
109 Clinical Evaluation of the Spermatogenic Activity of the Root Extract of Ashwagandha (Withania somnifera) in Oligospermic Males: A Pilot Study ashwagandha, LH, and luteinizing hormone
108 Serum vitamin D and sex hormones levels in men and women: The Multi-Ethnic Study of Atherosclerosis (MESA). shbg and vitamin d
107 Relationships Between Types of Fat Consumed and Serum Estrogen and Androgen Concentrations in Japanese Men shbg, fish oil, omega 3, and fat
106 Effects of dietary fat and fiber on plasma and urine androgens and estrogens in men: a controlled feeding study. shbg, fat, and fiber
105 Long-term effects of calorie restriction on serum sex hormone concentrations in men shbg, free testosterone, and diet
104 Coffee and Caffeine Consumption in Relation to Sex Hormone–Binding Globulin and Risk of Type 2 Diabetes in Postmenopausal Women shbg and coffee
103 Sex hormone-binding globulin changes with androgen replacement. shbg and trt
102 Alcohol Consumption in Relation to Plasma Sex Hormones, Prolactin, and Sex Hormone–Binding Globulin in Premenopausal Women shbg and alcohol
101 Effects of abstinence on sex hormone profile in alcoholic patients without liver failure. shbg and alcohol
100 Structure/function analyses of human sex hormone-binding globulin: effects of zinc on steroid-binding specificity. shbg and zinc
10 Atrazine inhibition of testosterone production in rat males following peripubertal exposure.
1 Withania somnifera improves semen quality by regulating reproductive hormone levels and oxidative stress in seminal plasma of infertile males. ashwagandha