Eating disorder portion of the vulnerability to develop eating disorders can be inherited, and there is evidence to show that there is a genetic locus that shows susceptibility for developing anorexia nervosa. About 60% of eating disorder cases are attributable to biological and genetic components. Other cases are due to external reasons or developmental problems. There are also other neurobiological factors at play tied to emotional reactivity and impulsivity that could lead to binging and purging behaviors. Epigenetics: Epigenetic mechanisms are means by which environmental effects alter gene expression via methods such as DNA methylation; these are independent of and do not
Hunger (Florence and the Machine song) by Welch that confessed to her eating disorder at age 17. It eventually grew into a song and was used for "High as Hope". She then tied in the song's literal meaning to the nature of desire, to constantly crave more and more. Ryan Reed of "Rolling Stone" wrote that throughout "Hunger" singer Florence Welch meditates on the correlation between beauty, romance and mortality. Hunger (Florence and the Machine song) "Hunger" is a song by English indie rock band Florence and the Machine from their fourth studio album, "High as Hope" (2018). It was written by Florence Welch, Emile Haynie,