Testosterone

Testosterone is a steroid hormone from the androgen group. In mammals, testosterone is primarily secreted in the testes of males and the ovaries of females, although small amounts are also secreted by the adrenal glands

Testosterone Physiological Effects

Testosterone is the principle male sex hormone and is responsible for reproductive growth and development in male vertebrates.

Testosterone Biochemistry

What is Testosterone?

Testosterone Mechanism

Testosterone Treatments

Testosterone Replacement Therapy for Men: Risks and Benefits

Latest Testosterone News and Research

ENDO 2023 news conferences to highlight latest research in diabetes, obesity, reproductive health

Researchers will delve into the latest research in diabetes, obesity, reproductive health and other aspects of endocrinology during the Endocrine Society's ENDO 2023 news conferences June 15-18.

30 May 2023

Passing on Polycystic Ovary Syndrome: Health risks for Male offspring of Women with PCOS

In this interview, we spoke to two researchers from the Karolinska Institutet about their latest work that investigated how PCOS can affect the health of future generations of men.

29 May 2023

How estrogens and progesterone present in human milk impact infants' health

Review examines the presence of estrogens and progesterone in human milk and their potential impact on infant growth and health. It explores factors influencing hormone levels and provides insights for effective intervention strategies.

18 May 2023

Humanized mouse model for rare genetic disease developed for the first time

Mice with a defected human gene responsible for a rare genetic disease, called congenital adrenal hyperplasia, have been developed for the first time.

15 May 2023

Former anabolic steroid users more likely to develop heart disease

Anabolic steroids not only can cause serious side effects during use, such as heart failure and depression, but can continue being harmful years after stopping, according to two studies presented at the 25th European Congress of Endocrinology in Istanbul.

13 May 2023

Waco COVID Survey provides insights into the dynamics of COVID-19 transmission, health behaviors

Results from the Waco COVID Survey have provided needed insights into how the dynamics of COVID-19 transmission, health behaviors and COVID-19-related attitudes changed across the first two years of the pandemic in the McLennan County, Texas.

8 May 2023

Gene discovery could pave the way for a non-hormonal male contraceptive

Discovery of a gene in multiple mammalian species could pave the way for a highly effective, reversible and non-hormonal male contraceptive for humans and animals.

17 Apr 2023

How does nutrition affect female fertility?

A new study reviews current evidence supporting the role of nutrition as a modifiable risk factor for female infertility and poor IVF outcomes.

4 Apr 2023

Fatigue is common among older adults, and it has many possible causes

Nothing prepared Linda C. Johnson of Indianapolis for the fatigue that descended on her after a diagnosis of stage 4 lung cancer in early 2020.

4 Apr 2023

Clinical trial of ENZAMET shows promising results for men with advanced prostate cancer

A new drug combination for men with advanced prostate cancer has shown sustained increase in survival rates.

28 Mar 2023

Discovery enables a clear diagnosis for more patients with androgen insensitivity syndrome

Steroid hormones, to which belong sex hormones like estrogen or testosterone, are important signaling molecules and are responsible among other things for controlling female and male phenotypic sex differentiation.

27 Mar 2023

Complications, pathophysiology, and treatment of type 2 diabetes differ by sex

In a recent review published in the journal Diabetologia, researchers in Austria discussed the sex-based differences in the risk factors, diagnosis, and therapeutic approaches for type 2 diabetes and associated complications to improve awareness about and management options for all diabetes type 2 patients.

22 Mar 2023

Gut microbiota-derived biomarkers for identifying patients with fatty liver disease

A recent study at the University of Jyväskylä (Finland) compared the gut microbiota and gut-derived metabolites between healthy controls and individuals with fatty liver.

21 Mar 2023

How the structural and functional effects of mutations on androgen receptor lead to prostate cancer

The androgen receptor is a key transcriptional factor for the proper sex development —specially in males— and the physiological balance of all the tissues that express this receptor.

17 Mar 2023

What is the effect of low Anti-Müllerian hormone on semen quality?

A recent BMC Medicine study investigated the relationship between Vitamin D and serum Anti-Müllerian hormone (AMH) in infertile men. This study was based on secondary analysis of a randomized clinical trial, which assessed the effect of high-dose Vitamin D plus calcium and placebo on semen quality in Vitamin D deficient infertile men.

10 Mar 2023

Cedars-Sinai study reveals new insights into the effects of hormonal treatment for transgender men

New insights into the effects of a hormonal treatment for transgender men, discovered by Cedars-Sinai investigators, could have implications for the treatment of breast cancer.

8 Mar 2023

Study identifies genetic variants influencing human fertility

Fertility is influenced by mechanisms that influence both reproductive biology and human behavior, according to the largest study to date identifying genetic determinants of the number of children an individual may have.

6 Mar 2023

Hormone replacement therapy for gender dysphoria may increase risk of serious cardiac events

People with gender dysphoria taking hormone replacements as part of gender affirmation therapy face a substantially increased risk of serious cardiac events, including stroke, heart attack and pulmonary embolism, according to a study presented at the American College of Cardiology's Annual Scientific Session Together With the World Congress of Cardiology.

23 Feb 2023

Disruptive symptoms and potential complications of enlarged prostate

Half of all men develop enlarged prostates -; also called benign prostatic hyperplasia -; by the time they're 50 years old. The walnut-sized gland never stops slowly growing.

22 Feb 2023

Men who regularly lift heavy objects at work have higher sperm counts, study suggests

A new study from researchers from Brigham and Women's Hospital, a founding member of the Mass General Brigham healthcare system, suggests that men who regularly lift heavy objects at work have higher sperm counts.

22 Feb 2023

Testosterone

Overview

Testosterone Biochemistry

What is Testosterone?

Testosterone Mechanism

Feature Articles

Testosterone Treatments

Testosterone Replacement Therapy for Men: Risks and Benefits

Latest Testosterone News and Research

ENDO 2023 news conferences to highlight latest research in diabetes, obesity, reproductive health

Passing on Polycystic Ovary Syndrome: Health risks for Male offspring of Women with PCOS

How estrogens and progesterone present in human milk impact infants' health

Humanized mouse model for rare genetic disease developed for the first time

Former anabolic steroid users more likely to develop heart disease

Waco COVID Survey provides insights into the dynamics of COVID-19 transmission, health behaviors

Gene discovery could pave the way for a non-hormonal male contraceptive

How does nutrition affect female fertility?

Fatigue is common among older adults, and it has many possible causes

Clinical trial of ENZAMET shows promising results for men with advanced prostate cancer

Discovery enables a clear diagnosis for more patients with androgen insensitivity syndrome

Complications, pathophysiology, and treatment of type 2 diabetes differ by sex

Gut microbiota-derived biomarkers for identifying patients with fatty liver disease

How the structural and functional effects of mutations on androgen receptor lead to prostate cancer

What is the effect of low Anti-Müllerian hormone on semen quality?

Cedars-Sinai study reveals new insights into the effects of hormonal treatment for transgender men

Study identifies genetic variants influencing human fertility

Hormone replacement therapy for gender dysphoria may increase risk of serious cardiac events

Disruptive symptoms and potential complications of enlarged prostate

Men who regularly lift heavy objects at work have higher sperm counts, study suggests

Unlocking the Secrets of Multiple Sclerosis Progression: Brain-Immune Cell Communication

Passing on Polycystic Ovary Syndrome: Health risks for male offspring of women with PCOS

Top-Down Proteomics: Bridging the Genotype-to-Phenotype Gap

Testosterone

Overview

Feature Articles

Testosterone Treatments

Testosterone Replacement Therapy for Men: Risks and Benefits

Latest Testosterone News and Research

Unlocking the Secrets of Multiple Sclerosis Progression: Brain-Immune Cell Communication

Passing on Polycystic Ovary Syndrome: Health risks for male offspring of women with PCOS

Top-Down Proteomics: Bridging the Genotype-to-Phenotype Gap

Newsletters you may be interested in