Sarcoidosis is a disease which, despite many years of research, still has no known specific cause. Sarcoidosis is not a cancer and is not a contagious disease in some cases it seems to run in families.Medical textbooks twenty years ago listed the disease as being primarily one of African American women and patients of Scandinavian descent.arcoidosis is not a cancer and is not a contagious disease in some cases it seems to run in families. Medical textbooks twenty years ago listed the disease as being primarily one of African American women and patients of Scandinavian descent.
A recent press release from Connecticutâs Lyme Research Alliance (LRA) cautions that, during summer, flu-like symptoms (fever, chills, aches, and exhaustion) could be a sign of Lyme. Brush up on your Lyme IQ with these essential points: Lyme disease is even more widespread than we originally thought.
Flu (Influenza). The flu is a common infectious disease caused by influenza (flu) viruses. The flu usually affects a person's breathing system. Seasonal flu generally occurs in the fall and winter and is caused by human influenza viruses.1  Flu Frequently Asked Questions.[ 2  English ] [ Spanish ] [ Chinese ].he usual signs and symptoms of the flu are cough, sore throat, runny or stuffy nose, body aches, headache, chills, and feeling very tired. Most people also have a fever. Others may throw-up and have diarrhea.