Tooth decay is already one of the most common oral health diseases among students, worldwide, often perceived as ‘normal’, and is socially accepted and usually neglected. Tooth decay, also known as a cavity or cavities in the teeth, occurs when a person eats sugary food, has poor oral hygiene practices, and improper nutrition (Reynolds, 2013). These practices help the bacteria living in the mouth to create acid that begins to eat away the teeth. Untreated tooth decay or cavities may cause infection
There is a research reported the gender-differences and SES- differences in physics achievement. In general, male students have demonstrated higher scores than female students in physics. Similarly, students with higher levels of SES have been observed to outperform the students with lower levels of SES in terms of physics achievement (Yerdelen-Damar & Pesman, 2013). When it comes to gender variations, there are studies that prove the difference
Childhood Obesity in Australia Introduction Obesity among the children is one of the major frightening concerns and issues of Australia like any other countries in the modern world. A child may be classified as obese when his or hers Body Mass Index (BMI) is above the desired levels which can be composed of the excess fatty tissue present in a disproportion state. Cole et al (2000) state that in order to classify a child as obese or over weight his/hers BMI exceeds the international limits for