Synonyms sex hormone, androgen, androstane, sex hormones Introduction Testosterone is a derivative of the sex hormone (androgen). Testosterone occurs in both sexes, but differs in concentration and effect. Tesotosterone is derived from testis (testicle) and steroid. The “inventor” of testosterone was Ernst Lageur, who was the first to extract bull testicles. In men, testosterone is … Testosterone
Side effects Among the most frequently observed side effects, especially in the form of overdose abuse are the following: Liver Diseases Kidney damage Cardiac arrhythmias Diseases of the cardiovascular system Arteriosclerosis Gynecomastia (butt formation in men) Steroid acne see: Acne Mental illnesses like depression Poorer memory performance Decrease in sperm count Reduction of the testicles … Side effects | Testosterone
Introduction Serotonin (5-hydroxytryptamine) is a tissue hormone and a neurotransmitter (transmitter of nerve cells). Definition Serotonin is a hormone and neurotransmitter, i.e. messenger substance of the nervous system. Its biochemical name is 5-hydroxy-tryptophan, which means that serotonin is a derivative, i.e. derivative of the amino acid tryptophan. The effect of a hormone and neurotransmitter always … Serotonin
Serotonin Syndrome Serotonin can be administered in small doses as a medication if someone is suffering from depression, for example. However, if the approved daily dose that can be taken is exceeded or if serotonin can no longer be broken down correctly or completely, it accumulates in the body and triggers the serotonin syndrome. Syndrome … Serotonin Syndrome | Serotonin
How can serotonin levels be measured? Serotonin levels cannot be measured directly. The detection in the blood is very imprecise and hardly allows any conclusions about diseases. Up to now, no method has been developed to determine the absolute serotonin content of the body. One of the reasons for this is that serotonin is practically … How can serotonin levels be measured? | Serotonin
Serotonin vs. dopamine Dopamine is another neurotransmitter of the brain. It is found in the basal ganglia and the limbic system, where it is involved in thought and perception processes and plays an important role in controlling movement.On the one hand, serotonin and dopamine are active as neurotransmitters, in different areas of the brain with … Serotonin vs. dopamine | Serotonin
Definiton T4 is the short name of the iodine-containing thyroid hormone tetraiodothyronine. A common name is also thyroxine. T4 and the structurally related T3 (triiodothyronine) are involved in numerous metabolic processes in the body and are essential for the proper functioning of the body. Too low values indicate an underactive thyroid gland and too high … Thyroid hormone T4 – Thyroxine
T4 value and desire to have children A normal thyroid gland function of the woman is very important if she wants to have children. Therefore the value for the free T4 as well as the control hormone TSH should be in the normal range. Both under- and over-functioning, or too low and too high T4 … T4 value and desire to have children | Thyroid hormone T4 – Thyroxine
Why is my T4 value too low? A T4 value that is too low indicates a thyroid hormone deficiency, which is usually caused by an underactive thyroid. The hypofunction can have various causes. Quite common in the population (especially in women) is the thyroid disease Hashimoto’s thyroiditis. In this disease, the body produces special proteins … Why is my T4 value too low? | Thyroid hormone T4 – Thyroxine
T3 vs T4 – What is the difference? Both T4 and T3 are iodine-containing hormones produced by the thyroid gland. They differ chemically only in that T3 (triiodothyronine) contains three iodine particles and T4 (tetraiodothyronine) contains four. While T4 is more stable and decomposes less quickly, T3 is up to a hundred times more effective … T3 vs T4 – What is the difference? | Thyroid hormone T4 – Thyroxine
Definition During pregnancy the need for thyroid hormones increases. Pregnancy hormones stimulate the thyroid gland to produce more. Particularly in the first three months of pregnancy, there is therefore a natural increase in thyroid hormones in the blood. At the same time, the level of the regulatory hormone TSH decreases. Due to the adjustment processes, … Thyroid gland values during pregnancy
How do the values change during pregnancy During pregnancy, the mother’s thyroid gland must also supply the child. The thyroid hormones are very important for a healthy physical and mental development of the growing baby. Therefore, natural conversion processes in a woman’s body lead to a change in the function of the thyroid gland, which … How do the values change during pregnancy | Thyroid gland values during pregnancy
