Stages of Human Development

Stages of Human Development: Birth to 5 Years

This page presents an overview of child development from birth to five years of age. It is important to keep in mind that the time frames presented are averages and some children may achieve various developmental milestones earlier or later than the average but still be within the normal range. This information is presented to help parents understand what to expect from their child. Any questions you may have about your child’s development should be shared with his or her doctor.

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Sleep Habits: More Important Than You Think

Chronic Sleep Deprivation May Harm Health

By Michael J. Breus, PhD

https://www.webmd.com/sleep-disorders/features/important-sleep-habits#2

Not sleeping enough and not sleeping well is not OK. As a matter of fact, there is quite a price to pay. It may surprise you to learn that chronic sleep deprivation, for whatever reason, significantly affects your health, performance, safety, and pocketbook.

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Sleep Disorders: Connecting Sleep And Mental Health

https://www.nami.org/Learn-More/Mental-Health-Conditions/Related-Conditions/Sleep-Disorders

Many people experience problems sleeping including not getting enough sleep, not feeling rested and not sleeping well. This problem can lead to difficulties functioning during the daytime and have unpleasant effects on your work, social and family life. Problems sleeping can be secondary to a medical illness such as sleep apnea, or a mental health condition like depression. Sleep issues can be a sign of an impending condition such as bipolar disorder. In addition to affecting sleep itself, many medical and mental health conditions can be worsened by sleep-related problems.

Read more: Sleep Disorders: Connecting Sleep And Mental Health