Dr. Rachel E Zevallos DO

Recommended Articles

• Influenza B: What You Need to Know

  Influenza Influenza, also commonly called as the flu, is a highly contagious respiratory infection caused by viruses, particularly influenza A or influenza B. These viruses usually infect the throat, nose, and lungs. Although the flu causes mild symptoms in most people, it can also cause severe...

• How to Prevent UTIs

  A urinary tract infection (UTI) is a common infection in any part of the urinary or renal system (urethra, ureters, bladder, and kidneys). In fact, it is the second most common type of infection among adults. Besides being responsible for over 8 million visits to healthcare professionals every year,...

• What Does Dark Stool Mean?

  A dark stool refers to a stool that is either black or dark red in color. You may pass dark bowel movements after consuming dark-colored foods or when an injury or bleeding is present in your gastrointestinal tract. If you pass dark or bloody stools, see your doctor immediately to rule out serious...

• What Is Tramadol Used For?

  Tramadol, sold under the brand name "Ultram" in the United States, is a synthetic opioid analgesic used to manage moderate to moderately-severe pain. It is generally used to relieve pain as that experienced during chronic conditions like arthritis or after surgery. Tramadol Hcl 50 mg also arrives in...

• What Does a High Red Blood Cell (RBC) Count Mean?

  OverviewRed blood cells (RBCs), also called erythrocytes, are the cells that carry oxygen throughout the body. They are also one of the major components of blood. Having a high red blood cell (RBC) count means that the number of RBCs in the bloodstream is higher than normal. When you have signs and...

• Syphilis: How Does It Affect Men and Women?

  Syphilis is a sexually transmitted disease that affects both men and women. The most common locations for the chancre to appear are in the penis, vagina, anus, and even in the oral cavity. There is not much difference in men and women as far as symptoms, diagnosis, and treatments are concerned....