Immunization

Immunization, or immunisation, is the process by which an individual’s immune system becomes fortified against an agent (known as the immunogen). When this system is exposed to molecules that are foreign to the body, called non-self, it will orchestrate an…
Plastic particles found in bottled water

Tests on major brands of bottled water have found that nearly all of them contained tiny particles of plastic. In the largest investigation of its kind, 250 bottles bought in nine different countries were examined. Research led by journalism organisation…