Dr. William Chunghun Sim MD

Recommended Articles

• What Is Cellulitis?: Symptoms, Causes, and Treatments of Cellulitis

  Cellulitis is a bacterial infection, which usually occurs in the deep layers of the skin. The infection happens when bacteria enter the skin through open cuts and wounds. The infected area usually feels warm to touch, painful, red, and swollen.The most common part of the body affected by cellulitis...

• Swollen Ankles, Feet, and Legs: Causes, Signs, Symptoms, Risks, and Treatment

  The swelling of the feet, legs, and ankles is also known as peripheral edema. This refers to a condition where there is an excessive accumulation of fluid in these parts of the body. It is not a painful condition unless the underlying cause for it is an injury to that area. However, it is a very...

• How Should I Choose a Shampoo?

  It is normal to be confused about what to believe and what to buy when it comes to the different types of shampoos and conditioners that you see on market shelf. Some products claim to give you shiny hair, while others claim to help you achieve wavy and bouncy hair. There are hundreds of products...

• Rapid Shallow Breathing (Tachypnea): Causes and Treatments

  What is rapid shallow breathing?Rapid, shallow breathing, also medically called as tachypnea, is a term used to describe a breathing that is too fast, particularly when people have it due to a lung disease or other health conditions. Sometimes, rapid, shallow breathing and hyperventilation...

• Mono vs. Strep Throat Symptoms

  OverviewA sore throat is often caused by the common cold, which can be a mild condition that resolves on its own without the need for medical treatment. However, there are also other causes of sore throats, such as strep throat and infectious mononucleosis or mono, which is caused by...

• What Is Ferrous Sulfate?

  Ferrous sulfate is an essential mineral and a type of iron used for the treatment of iron deficiency anemia (IDA). When a person lacks iron, symptoms such as tiredness, shortness of breath, and decreased physical performance may be experienced.  Low levels of iron in the body can be treated by...