Steven Petri

Recommended Articles

• 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...

• Study Reveals Why Triple Negative Breast Cancer Is Resistant to Immunotherapy

  Most breast cancer patients end up going through a lot of different treatments during their attempted recovery. Chemotherapy, surgery, immunotherapy, and more are often performed on just one patient. One particular problem that doctors have noticed is that one particular subtype of breast cancer,...

• What's the Difference Between Salt and Sodium?

  IntroductionWhen people say salt, they usually mean the common table salt. Salt is a mineral that is mainly composed of sodium chloride (NaCl). To distinguish table salt from a class of chemical compounds called salts, the terms rock salt or the mineral name halite is used. Sodium is also...

• Is Appendicitis Hereditary?

  In order to understand the condition of appendicitis and to know whether it is hereditary or not, we first need to know which body part it affects and what are its symptoms. Appendicitis affects the appendix, which is a small tube–like structure attached to the large intestine. The part of the...

• How to get a Better Night's Sleep

  Having a troubled sleep makes us wake up feeling all the more tired in the morning. Some of the reasons for sleep loss are very clear. It can include a crying infant, noisy neighbors, or even espresso nightcaps. Thomas Roth, PhD, director of the Sleep Disorders Center at Henry Ford Hospital in...

• What Are the Signs and Symptoms of Multiple Sclerosis?

  Multiple sclerosis is an autoimmune disease in which the protective myelin sheath of the nerves is damaged, affecting the transmission of messages to and from the brain and spinal cord. This is a progressive, debilitating disease that results in nerve deterioration which is, unfortunately, an...