Klinefelter syndrome is a genetic disorder that only affects males. It causes several distinctive physical characteristics in sufferers that can be used to identify the presence of the disorder. These characteristics arise from a lack of...
Establishing a relationship with your son's doctor can help you manage your child's disorder. This is particularly important if your son is being treated with testosterone during his puberty and teenage years. You'll need regular follow-up visits...
Klinefelter syndrome is a genetic disorder in which male babies are born with an extra X chromosome. There is no way to prevent the genetic abnormality from occurring, but awareness, early diagnosis and early treatment can help prevent some of the...
Klinefelter Syndrome is a condition where a boy has an extra X chromosome in most of his cells. Traditionally a female has XX chromosomes and a male has XY chromosomes. Males with Klinefelter syndrome are XXY. The extra chromosome causes a boy to...
Klinefelter's disease, also known as Klinefelter's syndrome or XXY male, refers to a common genetic disorder where males have an extra X chromosome (genetic material) in each of their cells. According to the Mayo Clinic, Klinefelter's syndrome can...
Breast development in men is a condition called gynecomastia. Males with this condition develop breasts similar to those of a woman, made up of firm spongy tissue. The disease is distinct from fatty deposits in the chest of some men that can...
Many genetic disorders are associated with reproductive problems. Genetic disorders are caused by spontaneous gene mutations or by inherited genes. Inherited genes can be recessive--which means that both parents must pass on the gene for a child...
Estrogen is any substance, natural or artificial, which induces estrogenic activity. Estradiol is the most potent form of estrogen produced by the body. Derived from cholesterol, it is produced by fat cells, arterial walls, adrenal glands, brain...
Insufficient testosterone production by the testicles is a medical condition referred to as testosterone deficiency. This condition, also known as hypogonadism, can cause physical, mental and behavioral changes in affected men. Men should discuss...
Testosterone deficiency occurs when blood levels of testosterone, a predominately male sex hormone produced by the testicles, dip below normal. This condition, which is also sometimes referred to as male hypogonadism, can cause symptoms of...
Hormones are the body’s chemical messengers. These organic substances are released by glands and sent to the various organ systems to help regulate metabolism, growth rate, digestion, sexual function and a host of other aspects of human...
Doctors classify hypogonadism as either primary or secondary. Both classes of hypogonadism involve inadequate production of hormones by the sex glands--the ovaries in women and the testes in men. In primary hypogonadism, improper functioning of...
Because most men with Klinefelter's syndrome have low testosterone levels, it makes it difficult to recover from workouts and build lean tissue. While you can build muscle, it becomes more difficult given lower levels of the most powerful...
Chromosomes are long sequences of DNA, containing the genes of an organism. Chromosomal diseases result from errors in the number of chromosomes or the physical structure of the chromosomes. According to the March of Dimes, about 1 in every 150...
When the testicles do not produce enough of the male hormone testosterone, the condition is called testosterone deficiency or male hypogonadism. Primary hypogonadism results from a testicular disorder, while secondary hypogonadism involves a...
Although a person may appear physically fit and trim on the outside, she may be dealing with serious health issues on the inside. Monogenic and multifactorial inheritance disorders such as mental illness, alcoholism, diabetes and heart disease...
Gynecomastia can occur during puberty if levels of the hormones estrogen and testosterone become unbalanced. In addition to hormone imbalances, gynecomastia can develop at any age due to side effects of certain medications, such as high blood...
Breast tenderness in men most often occurs in men with gynecomastia, abnormal enlargement of the breast tissue. Hormonal imbalance between testosterone, the dominant male hormone, and estrogen, the dominant female hormone also produced in small...
Researchers have yet to identify surefire ways to prevent testicular cancer, so if you're worried you might be at risk, you should discuss your risk factors with a doctor. Though it isn't known why, Caucasian men have higher rates of testicular...
The clinical term for testosterone deficiency in young men is "hypogonadism." An article in the Daily Mail reports that substances like marijuana or cannabis may contribute to impotence among teenage boys. Testosterone levels may go down...
HCG, formally known as human chorionic gonadotropin, is a hormone that's present in the urine of pregnant women. It supposedly has a multitude of uses, which include weight loss, hormone replacement therapy and infertility. Most people are...
MedlinePlus Medical Encyclopedia posits that numerous causes may contribute to the experience of breast pain and discomfort. For instance, medication that contains steroids can increase breast size in males or females and lead to tenderness and...
A low sperm count can be a source of frustration for any couple that is attempting to build a family. In many cases, a low sperm count can be addressed by dietary changes, adjustments in sexual practices and even changes in underwear. A low sperm...
According to the American Society of Clinic Oncology, men claim less than 1 percent of all breast cancer cases. In fact, male breast cancer and female breast cancer are very similar. The cancer can affect the different structures of the breast...
Problems with the male reproductive system can occur at various stages of fetal and pubertal development or arise later in life due to accidents, metabolic disease or infection.
Brain tumors can arise from any of the diverse cells that make up the brain. The most common brain tumors in adults in the U.S., according to the National Institutes of Health, are gliomas, which arise from the supporting tissue in the brain, and...
Childhood leukemia is a cancer of the white blood cells and begins in the bone marrow of the child. White blood cells help the body fight infection. In childhood leukemia, however, the bone marrow begins producing abnormal white blood cells which...
Type I diabetes is a disease in which the body is unable to properly regulate blood sugar or glucose levels in the blood, due to little or no insulin. Insulin is a hormone produced by the beta cells of the pancreas and controls the uptake of...
The National Institutes of Health suggest several causes of male breast pain which can be linked to medical conditions from gynecomastia to alcoholism with liver damage, injuries, mediation use, shingles or mastitis--an infection in the breast...