Mercury is a highly toxic metal that has been used to treat various diseases for centuries ... which began in the UK in the 18th century and spread to other countries by the 19th century. It was ...

Oregon Trail not only taught generations of kids about Western migration in 19th-century America, it also introduced them to various strange-sounding diseases. Let’s catch up with some of those ...

Rickets is a disease seen in children caused by severe vitamin D deficiencies, according to the study. Archaeologists can detect rickets in human remains because the disease “impairs the ...