Dr. Charlene Rivera M.D.

Recommended Articles

• Heart Palpitations: What Is It and What Are the Causes?

  Our heart rate is automatically controlled by the autonomic nervous system (ANS) that has two divisions: sympathetic and parasympathetic. The part of the ANS that is responsible for raising a person’s heart rate through the sympathetic plexus is the sympathetic division. The parasympathetic...

• What Is Pyrexia: Causes, Symptoms, and Treatment

  Introduction Pyrexia is the medical term for fever, in which the human body temperature rises above the average normal (37 degrees Celsius or 98.6 degrees Fahrenheit). Pyrexia is one of the most common symptoms of numerous medical conditions.There are multiple factors can affect the normal body...

• Understanding Metabolism

  Gary Lewis, MD, Robert Gerszten, MD, and colleagues from Massachusetts General Hospital have tracked more than 200 small molecules in blood that can be considered the metabolic signatures of fitness. These small molecules are the end products of metabolism, during which, the body converts sugars,...

• Diagnosing Heart Palpitations

  What are heart palpitations?Heart palpitations are when you start feeling your own heart beating. You will feel as if your heart is beating too fast, slow, forcefully, or irregularly. You will feel as if you missed a beat. The frequency and severity of heart palpitations will vary from one person to...

• Can Multiple Myeloma Affect Anyone at Any Age?

  Multiple myeloma, which is a blood cancer, forms in white blood cells that assist in fighting infections. The cancer cells manufacture in bone marrow and overtake  primary blood cells, creating unusual proteins which can cause harm to your kidneys.Multiple myeloma affects various body parts....

• Animal Farms May Spread Antibiotic-Resistant Bacteria

  A report, in BMC Microbiology, shows that antibiotic-resistant bacteria that are capable of producing life-threatening diseases could be originating from animal farms. Antibiotics are commonly used farms to promote the growth of animals. “The insects in the animal farms, including flies and...