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

Natural antioxidants could delay age-related decline in male testosterone production

Natural polyphenolic compounds to enhance testosterone production and prevent age-related hypogonadism in aging males.

12 Jun 2024

Does cannabis use cause erectile dysfunction?

Study found no causal link between cannabis use and erectile dysfunction or changes in sex hormone levels using Mendelian randomization analysis.

7 Jun 2024

Novel male contraceptive gel suppresses sperm production faster than similar birth control methods

A novel male contraceptive gel combining two hormones, segesterone acetate (named Nestorone) and testosterone, suppresses sperm production faster than similar experimental hormone-based methods for male birth control, according to a new study.

3 Jun 2024

High testosterone levels appear protective against the development of type 2 diabetes in men under 65

Testosterone appears protective against developing type 2 diabetes in men who are overweight or obese and under age 65, but not in men over that age, according to a study presented Saturday at ENDO 2024, the Endocrine Society's annual meeting in Boston, Mass.

3 Jun 2024

Stopping illicit steroids associated with depression and sexual dysfunction in men

Men who illicitly used steroids to boost muscle size and physical performance and have stopped in the past year have impaired sexual function compared with men currently using steroids, according to a study being presented Sunday at ENDO 2024, the Endocrine Society's annual meeting in Boston, Mass.

3 Jun 2024

Breakthrough male contraceptive gel shows rapid results in clinical trial

Male contraceptive gel combines hormones for faster sperm production suppression.

3 Jun 2024

Is there an association between fatherhood and cardiovascular outcomes?

Associations between fatherhood and cardiovascular health (CVH), disease (CVD), and mortality.

31 May 2024

Understanding the long-term effects and safety of testosterone therapy in transgender men

Transgender individuals often face unique challenges in aligning their physical bodies with their true gender identity.

30 May 2024

Increased risk of erectile dysfunction with semaglutide in non-diabetic obese patients

Researchers found that semaglutide treatment for weight loss in non-diabetic, obese men is associated with an increased risk of erectile dysfunction and testosterone deficiency.

26 May 2024

Mouse study finds PFAS exposure in fathers disrupts offspring's gene expression

Research reveals that preconception exposure to PFAS in male mice alters sperm methylation and affects gene expression in the liver and fat of their offspring.

23 May 2024

Clomiphene and dexamethasone boost fertility in PCOS patients

Combined clomiphene and dexamethasone treatment improves pregnancy and ovulation rates in PCOS patients, with minimal adverse effects. Further research is needed to optimize dosage and duration.

22 May 2024

Premature surgical menopause can lead to increased risk of muscle disorders

Musculoskeletal pain is a prevalent menopause symptom, which helps explain why women typically experience more pain than men, especially around the age of 50 years.

2 May 2024

High testosterone levels in older men associated with greater risk of atrial fibrillation

Researchers investigated whether higher endogenous testosterone levels increase atrial fibrillation (AF) risk among healthy older males.

2 May 2024

Notre Dame study highlights diverse men's health trends across cultures

Even with important strides in addressing health issues across the globe, men have not benefited equally compared to women.

23 Apr 2024

Young mouse plasma found to reverse aging in older mice

Researchers demonstrate that small extracellular vesicles (sEVs) from young mice plasma can reverse aging effects in older mice by enhancing mitochondrial function and energy metabolism.

22 Apr 2024

Can psychedelics improve sexual functioning and satisfaction?

The influence of psychedelics on sexual functioning.

15 Apr 2024

The complex relationship between obesity and male reproductive function

Authors have analyzed current evidence on the impact of obesity on the male reproduction system.

9 Apr 2024

Cardiovascular risk can rise sharply after women go through menopause

Study shows women quickly catch up to men in terms of cardiovascular risk; underscores the need for increased awareness and screening.

2 Apr 2024

Veteran study reveals medical challenges in men with Klinefelter and Jacobs syndromes

Researchers at the University of Colorado Anschutz Medical Campus and collaborators across the country have conducted the largest and most diverse study of men with extra X or Y chromosomes in the US using a large dataset of military veterans.

29 Mar 2024

Study reveals high dietary supplement use among transmasculine individuals

More than 1 million people in the United States identify as transgender; however, there is limited research on nutrition-related health outcomes for transgender people.

25 Mar 2024