National HRT Blog

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Vitamin D is a vital nutrient and hormone that influences many areas of our health, including bones, muscle movement, immune system functions, and neuro connections with the brain. Receptors and metabolizing enzymes for vitamin D are expressed in Se...

Testosterone deficiency can put you at greater risk of certain diseases and medical conditions. Low testosterone has many consequences to a person’s overall physical and emotional health. Here is a list of how having low testosterone can negatively ...

Human growth hormone is known to stimulate the growth of healthy muscle and bones. This has led to research into using it to treat muscular dystrophy and related diseases. Muscular dystrophy is known as a “muscle wasting disease.” It causes p...

Testosterone is required to produce sperm and is a critical male hormone produced by the testes. It is involved in muscle and bone development, hair growth, and the development of the male sex organs. It contributes to a man’s sense of overall...

Both testosterone and human growth hormone (HGH) are critically important to your health and well-being. But what else do these two essential hormones have in common? HGH and testosterone have what is known as a synergistic effect. That means the...

There is a link between testosterone and healthy brain function. Testosterone is a critical hormone. It is essential for many aspects of a man’s health, including bone and muscle growth, sperm development, sexual performance, and fat metabolism. ...

The adult body faces many changes as the years’ pass, and it often seems as though the older one gets, the more the body breaks down. Diabetes, cardiovascular disease, osteoporosis, and many other conditions may have more to do with the imbalance of...

It has been more than 500 years since Ponce de Leon left Spain in search of the legendary Fountain of Youth. He did not find what he sought, but today, many people are asking can HGH slow the aging process instead? If this is the answer to the search fo...

Numerous hormones play a critical role in promoting immune system functions. For that reason, we examine the connection between hormone therapy and immune system performance. In this review, we answer some frequently asked questions about various ty...