Sinusitis is an inflammation of the sinuses. It is often caused by bacterial (germ) infection. Sometimes, viruses and fungi (molds) cause it. People with weak immune systems are more likely to develop bacterial or fungal sinus infection. Some people with allergies can have allergic fungal sinus infection. Acute sinus infection lasts three to eight weeks. A sinus infection lasting longer than eight weeks is considered chronic.
Define Upper stage. Upper stage synonyms, Upper stage pronunciation, Upper stage translation, English dictionary definition of Upper stage. n. A rocket composed of two or more propulsion units that fire in succession. Also called step rocket . Noun 1. multistage rocket - a rocket having two or...
The Early Years Foundation Stage (EYFS) sets standards for the learning, development and care of children from birth to 5 years old.he Early Years Foundation Stage (EYFS) Handbook contains important information for all early years professionals, local authorities and headteachers about assessing childrenâs attainment. It includes information about how and why EYFS assessments should be carried out and guidance on: