Dr. Jerry Krishnan M.D., PHD.

Recommended Articles

• Causes and Treatment for Dry Cough

  IntroductionA dry cough is a type of cough that does not accompany the production of mucus or phlegm. Most cases of dry cough are caused by certain allergic reactions from allergens, such as pollutants, dust, or toxins. The body usually tries to expel these irritants by coughing it out. In some...

• Causes and Treatment of a Persistent Cough

  What is a persistent cough?It can be annoying to have a cough that lasts for more than a couple of weeks. A cough is considered chronic or persistent if it does not go away after four weeks in children and eight weeks in adults. However, most persistent coughs are due to colds, flu, infection, or...

• What Is Sputum?

  Sputum is a combination of mucus coughed up from the respiratory tract and saliva. It is usually a result of diseases or infections. Phlegm and sputum are often interchangeably used. Sometimes, the term mucus is used when referring to sputum or phlegm. However, mucus is also produced in the...

• Fat-Soluble Vitamins Could Help Fight Cystic Fibrosis

  Doctors and medical professionals in recent years have prescribed numerous antibiotics to cystic fibrosis patients in order to counteract Burkholderia cenocepacia, bacteria that are known to cause lung infections in those with cystic fibrosis.It has become apparent in recent years that these...

• What Causes Asthma?

  Asthma refers to the chronic inflammatory disease of the respiratory system. The causes for asthma differ depending on the individual. During an asthma attack, the airways become narrow, inflamed, and begin to fill with mucus. This makes breathing a difficult task, and leads to coughing and...

• What Are the Early Signs of Lung Cancer?

  Lung cancer allows a five-year survival limit, and that is if the disease has not spread elsewhere in the body. This is all the more reason to be alert to early warnings of cancer’s approach. With early detection, cancer survival ratings improve remarkably.1.   Misery and mood swingsCarrying the...