TB remains a major infectious disease worldwide, with more than 10 million cases, resulting in 1.4 million deaths each year. The synergy with the AIDS epidemic and the emergence of strains of Mycobacterium tuberculosis (Koch's bacillus) multiresistant to antibiotics and chemotherapeutic agents contribute to aggravating...

 You may be one of those many adults who can't sleep if they don't have a blanket with them, or who stay chilly, even in the late hours of summer nights, when temperatures start to drop. If you find that a simple sheet is too light for you, even in summer, then you need a duvet for the summer. Beware, however, of...