How much should a 25-year-old woman weigh who is 5 feet 6 inches?

The ideal weight for a 25-year-old woman who is 5 feet 6 inches tall can vary depending on individual body composition and muscle mass. A general range for a healthy weight for this height is usually considered to be between 115 and 145 pounds (52.2 and 65.8 kilograms).

It's important to note that BMI calculations alone may not provide a complete picture of overall health and that an assessment of an individual's overall health and lifestyle should be undertaken. For more personalized and detailed guidance regarding healthy weight, it's always recommended to consult with a healthcare professional.