<human>:  What is the healthiest way to lose weight quickly?
<bot>: The healthiest way to lose weight quickly is to combine a healthy and balanced diet with regular exercise. Eating nutritious, low-calorie foods, such as fruits and vegetables, as well as reducing portion sizes, can help to reduce caloric intake while adding in physical activity, such as walking or jogging, can help to increase calorie expenditure. Regular physical activity can also reduce the risk of developing health conditions associated with being overweight or obese, while also promoting overall health.