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Related Concept Videos

Infertility in Males01:23

Infertility in Males

Male infertility affects millions of couples worldwide, arising from various factors that impact different stages of the reproductive process. An endocrine imbalance resulting from conditions like hypogonadism, Klinefelter syndrome, or pituitary disorders can disrupt hormone levels and reduce sperm production. Testicular defects, such as tumors, cryptorchidism, atrophic testes, abnormal sperm morphology, and low sperm count or motility, may arise due to genetic factors, structural...
Male Sexual Response: Erection & Ejaculation01:17

Male Sexual Response: Erection & Ejaculation

Sexual stimulation can take various forms, such as physical touch and visual or auditory cues. When this happens, the parasympathetic reflex in the sacral portion of the spinal cord is activated. This reflex stimulates the release of nitric oxide (NO), which then dilates the arterioles in the penis, increasing blood flow to the erectile tissues - the corpora cavernosa and corpus spongiosum.
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Men's health issues are increasingly recognized as significant, with several conditions posing common threats. Among these, testicular cancer is especially prevalent in younger men, particularly those aged 20 to 35 years. The disease often manifests as a painless mass in the testicles, sometimes accompanied by a sensation of heaviness or a dull ache.
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Menopause01:28

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The Y Chromosome Determines Maleness02:19

The Y Chromosome Determines Maleness

The Y chromosome is a sex chromosome found in several vertebrates and mammals, including humans. In addition to 22 pairs of autosomes, the human males have one X chromosome and one Y chromosome. In these organisms, the presence or absence of the Y chromosome determines the development of male traits.
Evolution
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Exercise and Muscle Performance

Exercise induces a range of adaptations in muscle tissue, depending on the type and duration of activity. Such physical training can be broadly categorized into two types: endurance exercises and resistance exercises.
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Combining Behavioral Endocrinology and Experimental Economics: Testosterone and Social Decision Making
11:51

Combining Behavioral Endocrinology and Experimental Economics: Testosterone and Social Decision Making

Published on: March 2, 2011

Giving men a boost.

Mary-Claire Mason

    Nursing Standard (Royal College of Nursing (Great Britain) : 1987)
    |May 16, 2009
    PubMed
    Summary
    This summary is machine-generated.

    Testosterone supplements may help older men with age-related hypogonadism. However, these hormone therapies carry potential health risks that warrant careful consideration.

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    Area of Science:

    • Endocrinology
    • Geriatrics
    • Men's Health

    Background:

    • Age-related hypogonadism is a condition affecting many older men.
    • Testosterone decline can lead to various health issues.

    Purpose of the Study:

    • To evaluate the potential benefits of testosterone supplements for men with age-related hypogonadism.
    • To assess the associated risks of testosterone supplementation therapy.

    Main Methods:

    • Review of existing clinical studies and medical literature.
    • Analysis of data on testosterone levels, symptoms, and adverse events.

    Main Results:

    • Testosterone therapy may improve symptoms and quality of life in some hypogonadal men.
    • Potential risks include cardiovascular events, prostate issues, and other side effects.

    Conclusions:

    • Testosterone supplements offer potential benefits for specific patient groups.
    • Risk-benefit assessment is crucial for individual treatment decisions.