Scoliosis polymorphisms in the "MATN1" gene (encoding for matrilin 1, cartilage matrix protein). Fifty-three single nucleotide polymorphism markers in the DNA that are significantly associated with adolescent idiopathic scoliosis were identified through a genome-wide association study. Adolescent idiopathic scoliosis has no clear causal agent, and is generally believed to be multifactorial. The prevalence of scoliosis is 1% to 2% among adolescents, but the likelihood of progression among adolescents with a Cobb angle less than 20° is about 10% to 20%. Congenital scoliosis can be attributed to a malformation of the spine during weeks three to six "in utero" due to a
Body image had recently complained about the way they look. The main causes of male body issues include 25% being teased about their weight, while 33% specified social media as the source for self-consciousness. A factor that affects male body image on social media sites is "celebrity involvement". Following celebrities on social media sites makes it possible to interact personally with celebrities, which has been shown to influence male body image. A number of respondents also admitted to being affected by negative body talk from others. Men may also suffer from the mental disorder bigorexia, also known as muscle dysmorphia. Sufferers of