An esophageal pH test measures how much, how long, and how often stomach acid enters your esophagus to help diagnose GERD. Before the test, you shouldn't eat after midnight, and you may need to stop ...

Students at Pearl River High School study marine science in a room lined with several saltwater aquariums. During a recent visit to the class, teams of two students each took a fish from their tanks ...

Objectives The existing British National Patient Safety Agency (NPSA) safety guideline recommends testing the pH of nasogastric (NG) tube aspirates. Feeding is considered safe if a pH of 5.5 or lower ...

Being aware of the purity of water in your home or workplace is essential. Consuming water with contaminants can harm our health and may lead to serious health issues. Testing water purity helps us ...

Fish tanks may look easy to care for, but the process is anything but passive. Behind the glass, delicate ecosystems depend ...

Coral records reveal B.C. ocean acidity amplified 50 per cent more than previously thought, threatening a $452-million ...