Daily Archives: December 13, 2017

How does histamine make it hard to breathe?

Histamine is a chemical substance that can be released in the lungs to cause narrowing of the bronchial tubes and difficulty breathing. Airway smooth muscle cells in the bronchioles (small airways) of the lung can contract or

What happened in the dental offices in the 1970s and -80s?

Copper has a long history as an ingredient in mercury based tooth fillings, so called dental amalgams. The old type of copper amalgam (approx. 70% mercury and 30% copper) was provided in the form of tablets and