The number of weight gained in pregnancy should be different based on the BMI. Assuming Sadie BMI is 25-29.9kg/m2 then the normal weight gain for single pregnancy would be 15 to 25lbs.
Higher BMI will cause the normal weight gain become lower. For BMI >30kg/m2 normal weight gain would be 11-20lbs
Pituitary gland: Responsible for growth and reproduction, it secretes and stores hormones and influences how other glands act.
Adrenal gland: It’s responsible for producing certain steroid hormones, including aldosterone and cortisol.
It's a vague description of the two.
Two main ways. Free elections, casting your vote for the candidate supporting your goals.
And second, lobbying the sitting government.