Delayed sleep phase syndrome
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What is delayed sleep phase syndrome?
Delayed sleep phase syndrome is a circadian rhythm sleep disorder, a chronic disorder of the timing of sleep, peak period of alertness, the core body temperature rhythm, hormonal and other daily rhythms, compared to the normal population and relative to societal requirements.
Common symptoms reported by people with delayed sleep phase syndrome
Treatments taken by people for delayed sleep phase syndrome

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Compare treatments taken by people with delayed sleep phase syndrome

Let’s build this page together! When you share what it’s like to have delayed sleep phase syndrome through your profile, those stories and data appear here too.
Got a question about living with delayed sleep phase syndrome? Members in the forum might have the answers.
Who has delayed sleep phase syndrome on PatientsLikeMe?
- 0 new patients joined this month
- 60 say delayed sleep phase syndrome is their primary condition
| Age | Proportion | # of patients |
|---|---|---|
| <20 | 0 | |
| 20s | 4 | |
| 30s | 17 | |
| 40s | 15 | |
| 50s | 22 | |
| 60s | 22 | |
| 70+ | 36 |
| Age at first symptom | Proportion | # of patients |
|---|---|---|
| 0-19 years | 11 | |
| 20-29 years | 16 | |
| 30-39 years | 7 | |
| 40-49 years | 11 | |
| 50-59 years | 9 | |
| 60-69 years | 3 | |
| 70+ years | 2 |
Distribution of sex
| Sex | Proportion | # of patients |
|---|---|---|
| Male | 69 | |
| Female | 145 |
| Diagnosis status | Proportion | # of patients |
|---|---|---|
| Diagnosed | 89 | |
| Not Diagnosed | 47 |