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There are many different types of breast cancer. Many breast cancer tumors—around 70% to 80%—have receptors for hormones like estrogen and progesterone. These receptors bind to their respective hormones, helping the tumor to...
Breast cancer is a leading cause of cancer death among women—second only to lung cancer. Approximately 1 in 8 women will develop breast cancer in her lifetime. Breast cancer rates have been increasing slightly in recent years,...
X-ray imaging is a crucial diagnostic tool that provides valuable insights into a wide range of medical conditions. Because X-rays use ionizing radiation, however, it’s important to consider the possible health risks of X-ray...
Body mass index (BMI) is widely used to determine whether someone is over or underweight. For many people, it can provide a reasonable indication of this; however, BMI has several limitations. Because it is calculated using no...
Fertility issues, including difficulty conceiving and recurrent pregnancy loss, can have many different causes. Doctors often order a variety of tests in the effort to learn why a patient has trouble getting or staying pregnant....
A Groundbreaking Discovery
On November 8, 1895, physicist Wilhelm Conrad Roentgen was experimenting with cathode rays—streams of electrons that were first observed in 1859 by two other German physicists, Julius Plücker and Johann...
An analysis of your body composition can provide valuable information about your health. Various methods of body composition analysis (BCA) assess the content of fat, muscle, and bone in a person’s body. Many modern scales and...
If you’ve struggled to become pregnant or carry a pregnancy to term, your doctor may order a hysterosalpingogram (HSG) to investigate the cause. This imaging test allows a radiologist to visualize the uterus and fallopian tubes...
Cancer screening helps save lives by finding developing cancers early, before they begin to cause symptoms. Generally speaking, the earlier a cancer is detected, the more successfully it can be treated. With early-stage cancers,...
Healthcare providers often look at patients’ body mass index (BMI) as an indicator of health and potential risks. We’re told that “normal” BMI is between 18.5 and 25, and anything outside this range is classified as underweight,...
