What are three effects of testosterone?
Testosterone is a sex hormone that plays important roles in the body. In men, it’s thought to regulate sex drive (libido), bone mass, fat distribution, muscle mass and strength, and the production of red blood cells and sperm.
What is testosterone target organ?
Testosterone serves as a circulating prohormone for a more active androgen called dihydrotestosterone. Testosterone is converted to dihydrotestosterone in most tissues that are sensitive to androgens, including the testes, prostate gland, hair follicles, and muscles.
What is the source of control for testosterone?
The hypothalamus and pituitary gland control how much testosterone the testes produce and secrete. The hypothalamus sends a signal to the pituitary gland to release gonadotrophic substances (follicle stimulating hormone and luteinizing hormone). Luteinizing hormone (LH) stimulates testosterone production.
What is the effect of testosterone hormone in boys?
Understanding testosterone Testosterone is an important hormone. It can boost libido, increase muscle mass, sharpen memory, and bump up energy. Yet, most men lose testosterone with age. A reported 20 to 40 percent of older men have a medical condition called hypogonadism and need testosterone replacement therapy (TRT).
What is normal testosterone by age?
Early Teens: Between 12 to 13 years old, a person should have 7-800 ng/dL. But by 15 to 16 years old, the ng/dL should be 100-1,200. Late Teens: Anyone between 17 to 18 years old should have testosterone levels between 300 and 1,200 ng/dL.
How can I test my testosterone levels at home?
A person can test their testosterone levels using an at-home test that they can purchase online. Many use a saliva sample, but some involve a blood or urine sample. Testing companies usually provide results within a few days.
What happens if testosterone is too high?
High testosterone causes Elevated testosterone will raise your “bad” cholesterol levels, and can thus lead to heart health issues – potentially resulting in a heart attack, cardiovascular disease, or stroke. Risk of sleep apnea and infertility is also heightened if you have high testosterone levels.
What causes high testosterone in men?
Common causes of high T levels in people with penises include: Tumor growth near hormonal glands, such as your adrenal gland or your testicles. Using anabolic steroids to build muscle mass or enhance athletic performance. Taking T supplements or T replacement therapy (TRT) for abnormally low T levels.
Can testosterone make you taller?
~ Bone Structure: Once your bones have stopped growing after puberty, testosterone can not change the size or shape of your bones. It will not increase your height or change the size of your hands and feet. What are the risks of taking masculinizing hormones?
What are the signs of low testosterone?
Symptoms of low testosterone depend on the age of person, and include the following:
- Low sex drive.
- Erectile dysfunction.
- Decreased sense of well-being.
- Depressed mood.
- Difficulties with concentration and memory.
- Moodiness and irritability.
- Loss of muscular strength.