Usually, doctors aim to lower the top number of a person’s blood pressure (called systolic pressure) to below 140 millimeters of mercury (mm Hg). But in this study, researchers tried something ...

Mercury is well known for its toxicity to living organisms. Inorganic mercuric compounds (HgX 2) and organomercurials (R-Hg-X), in which the Hg is formally in the +2 oxidation state, are primarily ...

Increasing atmospheric mercury (Hg) deposition in the western U.S., combined with beaver expansion, has the potential to dramatically change aquatic biogeochemical cycling and ecological processes, ...

Healthcare providers consider low blood pressure (hypotension)—a reading below 90/60 millimeters of mercury (mm Hg)—benign, or not harmful, because it rarely causes symptoms. However ...