Scoliosis even when untreated, with mortality rates similar to the general population. Older beliefs that untreated idiopathic scoliosis necessarily progresses into severe (cardiopulmonary) disability by old age have been refuted by later studies. The many causes of scoliosis include spinal deformities, neuromuscular problems, and inherited diseases or conditions caused by the environment. An estimated 65% of scoliosis cases are idiopathic, about 15% are congenital, and about 10% are secondary to a neuromuscular disease. Idiopathic scoliosis represents a majority of cases, but its causes are largely unknown. Recent studies indicate potential heritability of the disorder. About 38% of variance in scoliosis risk
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