Over 50 million Americans have allergic reactions to something. But not all allergies are the same. Here is a rundown of some of the most common allergies and their symptoms: Food Allergies According to the Centers for Disease Control and Prevention, food allergies affect over 6 percent of children and 4 percent of adults in the United States.

When a headache exceeds 15 days, it’s possible that it’s because of a chronic migraine. A chronic migraine is a more severe form of a migraine. They are more painful than the regular migraines and last much longer. Symptoms of a migraine and a chronic migraine are the same; the difference lies in the period as a chronic migraine lasts for more than 15 days as mentioned above.

Chemotherapy is often paired with cancer as a therapy so it might surprise you that chemo is defined as using any drug to treat a number of different diseases. The focus of chemotherapy as a cancer treatment is to destroy cancerous cells by curing, controlling, and palliative care (or decreasing the side effects) when cancer has metastasized (or spread) from the area of origin to other bodily areas.

The kidneys are two organs in the body that filter the blood and remove waste material and excess water by making urine that is expelled as waste. Cancer is the growth of malignant (abnormal) cells within the body. Kidney cancer — also called renal cancer — is a disease in which kidney cells become malignant (cancerous) and grow out of control, forming a tumor.

If you struggle with pain and tingling when you eat or drink anything hot or cold, you may have sensitive teeth. Most people develop sensitive teeth due to either enamel erosion or exposure of the roots of teeth. While many dental professionals will recommend reducing acid intake and brushing with a desensitizing toothpaste, meant to reduce the discomfort, sensitive teeth can actually be remedied by your dentist if it’s interfering with a patient’s quality of life.

The body’s first response to any form of physical damage is clotting. The blood changes its consistency from liquid to gel to stop bleeding. Therefore, this process is undoubtedly vital as it evades any excessive bleeding, which can be life-threatening. However, when the body starts to produce internal blood clots that don’t subside naturally, it can lead to some severe health problems.

Attention Deficit Hyperactivity Disorder (ADHD) is a group of behavioral symptoms that may include impulsivity, hyperactivity, and inattention. The symptoms associated with this condition tend to be noticed at an early stage when children are about 6 to 12 years old. However, the symptoms tend to intensify when the child’s circumstances changes, such as when they start school.

While many folks associate DNA testing with paternity or crimes—I’m looking at you Jerry Springer and Law and Order: SVU. However, you might not realize that genetic testing can reveal some really amazing things. For instance, a DNA test can predict certain genetic disorders and developmental issues in unborn babies and even reveal your personal risk factors for specific inherited diseases, like colon or breast cancer, so you can take the proper precautionary measures for prevention.