School is the last thing kids typically want to think about in the middle of summer break, but a Mid-Michigan doctor says it is the perfect time to prepare them for the inevitable. Here are three factors to consider as the first day draws near: Sleep schedule changes Ah, summer. It’s like a three-month long weekend for most school-aged kids, especially regarding their sleep schedules. Kids tend to stay up later at night and wake up later in the morning during the summer months. Dr. Uzma Khan of M...