Dr. Barbara C Yap MD

Recommended Articles

• What Is Cyanosis and Why Does It Occur?

  IntroductionCyanosis is the medical term for a bluish discoloration of the skin, nails, toes, and mucous membranes. It is generally caused by low levels of oxygen in the blood. Normally, blood appears bright red when it is fully oxygenated. However, when blood does not have enough oxygen, it turns...

• What Is Nicotine?

  IntroductionNicotine is an alkaloid stimulant that comes from the nightshade family of plants, particularly from the leaves of tobacco. The type of nicotine found in tobacco plants is called Nicotiana tabacum. Nicotine can also be synthetically produced. Thousands of chemicals are contained in...

• Scabies Rash Pictures

  What is scabies?Scabies is a contagious skin condition characterized by small and itchy red spots caused by a tiny mite called Sarcoptes scabiei. Mites tend to burrow into the skin, which urges an individual to itch. Itching often worsens during nighttime. Scabies can spread through prolonged...

• The Causes, Risk Factors, Symptoms, Diagnosis, and Treatment of Oesophageal Thrush

  Oesophageal thrush is a yeast infection of the throat. It is also known as oral candidiasis or oropharyngeal candidiasis. A healthy person is unlikely to develop this condition. It affects only those with a weakened immune system such as patients with HIV, cancer, and those on immunosuppressive...

• Yellow Eyes: When to Be Concerned

  IntroductionA person's eyes can offer personality insights, and at the same time, provide warning signs about the body's overall health. When the white portion of the eyes called sclera turns yellowish in color, it is often a signal that something is not right in the body. It also indicates a...

• The Health Benefits of Fermented Foods

  What is Fermented Food?Fermented food involves the process of fermentation where food is exposed to bacteria, yeast, or a combination of these microbes. This food is then broken down to lactic acid, which allows the microbes to enter through the air in the environment. Lactic acid protects us and...