All of the body systems and/or organs below are affected by anorexia nervosa with the exception of: circulatory system muscular system nervous system female reproductive system

Psychological disorder. transgender disorder

You should only go in for less than 10 minutes at a time, or avoid them altogether, especially in the early weeks. studies have shown an increased risk for birth defects in babies of women who had an elevated temperature before 7 weeks of  pregnancy.