Fear of gaining weight is it always a sign of emotional immaturity or neediness?

Causes - weight gain: Wow thats harsh! weight gain can be from normal aging and maturation weight gain can be from hormonal imbalances such as thyroid disease weight gain can be from heart disease or cancers weight gain can be from anxiety and overeating weight gain can be from eating to quell the pain of an ulcer and on and on and on get checked by a physician and don't be judgemental as there are many causes.