Dr. Laura L Christenson MD

Acid reflux is a common condition wherein a person feels an internal burning pain in the lower chest area due to the stomach acid backflow into the esophagus (food pipe). Once in a while, acid reflux may be experienced. It is a common condition, which you should not worry about. However, if you...

What does a black stool indicate?A black or dark red-colored stool is called tarry or bloody stools. However, passing dark-colored stools is not always caused by serious problems. One of the most common causes of black stools is the consumption of iron supplements, particularly in people who have...

What is biotin?Biotin is a water-soluble vitamin also known as vitamin B7. This vitamin is critical for an organism's growth and development. It also serves as a coenzyme of carboxylase enzymes and is involved in the metabolism of carbohydrates, fatty acids, and amino acids. Biotin is required to...

Shingles, or herpes zoster, refers to the painful skin rashes caused by the varicella zoster virus. In this condition, a band of rashes usually appears in a small area on the face or body. This infection is very common in people who have a weak immune system due to various reasons. Older adults are...

Meningitis is a rare type of infection caused by different organisms like bacteria, a virus, and fungus. The infection usually starts in some other parts of the body like sinuses, ears, or upper respiratory tract. Successful treatment of meningitis depends on several factors like cause of the...

According to a new study an individual's sense of touch can influence the way he or she views the world. According to the researchers at Yale, Harvard, and the Massachusetts Institute of Technology, textures, shapes and weights can influence judgments and decisions. For example, people who are...