an act, instance, or occasion of slumping:The economy is in a prolonged slump. a period during which a person performs ineffectively:The team is in a slump after having lost its last six games.
Common Causes of Childhood Stress. The source of anxiety and stress in children can be something external, such as a problem at school, changes in the family, or a conflict with a friend. Anxious feelings can also be caused by a child's internal feelings and pressures, such as wanting to do well in school or fit in with peers.
Scientists believe that many factors combine to cause anxiety disorders: 1  Genetics. Some families will have a higher than average numbers of members experiencing anxiety issues, and studies support the evidence that anxiety disorders run in families. 2  Environment.