Dr. Keith Krein MD

Recommended Articles

• Leukopenia: Symptoms, Causes, and Treatment

  What is leukopenia?White blood cells (WBCs) are an important part of the immune system, which is why they are called as "fighter cells". There are five different types of white blood cells (WBCs) in our body. They are neutrophils, eosinophils, basophils, monocytes, and lymphocytes. Each type of WBC...

• 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...

• Anal Fissures: Symptoms, Causes, Diagnosis, Treatment, and Risks

  An anal fissure is a the tear or ulcer in the anal canal’s lining. The anal canal forms the end of the large bowel and lies between the rectum and the anus.Symptoms of Anal FissureThe following are the most prominent symptoms of anal fissures:...

• What are the Signs and Symptoms of Bronchitis?

  This is a type of respiratory infection when mucous membranes found in the bronchial passage of the lungs become inflamed and irritated. The passage can become constricted or the lungs’ airways can be blocked, which induces breathlessness, phlegm, and coughing episodes.The ten most common...

• What Are Hormones?

  IntroductionHormones are a special kind of chemical messengers in the body that are created by the endocrine glands. These chemical messengers control and coordinate complex processes in the body, such as growth, metabolism, fertility, and reproduction. Hormones can also influence the body's immune...

• Treatment for Cholera

  Cholera is a contagious infection that affects mostly the intestines apart from other parts of the body. The infection is known to cause severe effects to its victims, and it has claimed the lives of thousands of people every year. Although the illness is dangerous and severe, somehow not many...