. Measuring oral temperature. Child clutching her forehead while holding a digital thermometer in her mouth. The metal bulb of the thermometer (not shown) is placed in the mouth, and the temperature is displayed in a window on the thermometer. A normal temperature is 36.3 degrees Celsius. Fever, also known as pyrexia, is defined as a temperature above 37 degrees Celsius, when measured orally. Most fevers are caused by bacterial or viral infections and may be accompanied by other symptoms such as shivering, sweating, thirst and hot skin. MODEL RELEASED

Photo website with Rights Managed and Royalty Free stock photos, images, illustrations and footage available for download immediately for commercial and editorial uses. Aflo is a leading independent supplier and producer of stock pictures and visual content. Search and find high quality images and video for design, print, web-use and publishing. Buy photos from our extensive collection of model released and property released sports images. Search some of the most beautiful travel and landscape pictures from our own photographers and license from our large collection of content, modern and archive, focusing on Japan. We provide free research. Register for personal account management and for full use of our Stock Photography website and start to download images now.