
Stool color: When to worry - Mayo Clinic
Oct 10, 2024 · Stool comes in a range of colors. All shades of brown and even green are considered typical. Only rarely does stool color indicate a possibly serious intestinal condition. Stool color is …
Blood urea nitrogen (BUN) test - Mayo Clinic
Aug 5, 2023 · Learn about the blood urea nitrogen (BUN) test to assess kidney function and what possible results could mean.
Urine color - Symptoms and causes - Mayo Clinic
Oct 11, 2025 · Foods and medicines can change the color of urine. But a color change also could be a sign of disease.
Nail ridges: Cause for concern? - Mayo Clinic
Feb 4, 2025 · With age, vertical nail ridges may become more numerous or prominent because of changes in cell turnover within the nail. If your fingernails change color or you develop horizontal nail …
Febrile seizure - Symptoms & causes - Mayo Clinic
Mar 3, 2023 · Febrile seizures are provoked seizures and don't indicate epilepsy. Epilepsy is a condition characterized by recurrent unprovoked seizures caused by abnormal electrical signals in the brain.
Craving and chewing ice: A sign of anemia? - Mayo Clinic
Oct 21, 2023 · Craving and chewing ice (pagophagia) is often associated with iron deficiency with or without anemia.
Electromyography (EMG) - Mayo Clinic
May 21, 2019 · Electromyography (EMG) is a procedure used to diagnose muscle or nerve dysfunction. Learn what to expect from your EMG.
Preeclampsia - Symptoms & causes - Mayo Clinic
Apr 15, 2022 · Preeclampsia is a complication of pregnancy. With preeclampsia, you might have high blood pressure, high levels of protein in urine that indicate kidney damage (proteinuria), or other …
Sexually transmitted disease (STD) symptoms - Mayo Clinic
Mar 12, 2024 · Sexually transmitted diseases are infections spread mainly by contact with genitals or bodily fluids. Also called STDs, STIs or venereal disease, sexually transmitted infections are caused …
Swollen lymph nodes - Symptoms & causes - Mayo Clinic
Apr 25, 2025 · Swollen lymph nodes most often happen because of infection from bacteria or viruses. Rarely, cancer causes swollen lymph nodes. The lymph nodes, also called lymph glands, play a vital …