On her first full day of preschool, Alexander Lane's 3-year-old daughter stayed in the car for an hour at drop-off because she didn't want to go inside. On the second day, she entered class in tears.

With nursery schools back in full swing, preschoolers generally fall into two camps: those who cannot wait to go to school every morning and see their friends and learn new skills, and those who cry ...

Separation anxiety in babies and toddlers is common, and a normal stage in childhood development. Children with separation anxiety may cry and become clingy when caregivers leave, even if only for a ...