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Washington Center for Sleep
Home
Oral Appliance
Nightlase
Sleep Apnea Diagnosis
Home Sleep Testing
CPAP Alternatives
New Patient Information
Patient Resources
Blog
Knowledge Base
Glossary
Super Glossary
About Our Office
Mission
My Story
Referring Providers
Contact
Patient Portal
Request Appointment
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Nick Koogler 1/18/26 Nick Koogler 1/18/26

Can Oral Appliances Actually Open Your Airway? New Imaging Says Yes

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Nick Koogler 1/4/26 Nick Koogler 1/4/26

CPAP vs. Oral Appliances: How Do They Impact Heart Health and Sleep Quality?

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CPAP Not Working for You? Oral Appliances Are Effective Long-Term, Study Finds
Nick Koogler 12/22/25 Nick Koogler 12/22/25

CPAP Not Working for You? Oral Appliances Are Effective Long-Term, Study Finds

CPAP Not Working for You? Discover how oral appliances offer long-term sleep apnea relief and real comfort backed by new research.

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Are At Home Sleep Apnea Tests Accurate?
Nick Koogler 12/22/25 Nick Koogler 12/22/25

Are At Home Sleep Apnea Tests Accurate?

Are at-home sleep apnea tests accurate? Learn how Dr. Koogler and the Washington Center for Sleep ensure reliable results in Bellevue and Seattle.

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Nick Koogler 12/21/25 Nick Koogler 12/21/25

Can Orthodontics Help You Breathe Better? The Herbst Appliance and Your Airway

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Nick Koogler 12/7/25 Nick Koogler 12/7/25

Magnesium L-Threonate: A Brain-Boosting Sleep Aid?

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Nick Koogler 11/23/25 Nick Koogler 11/23/25

Can Magnesium Help You Sleep Better? A Look at the Science for Older Adults

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Nick Koogler 11/9/25 Nick Koogler 11/9/25

Night Shift Work, Blood Sugar, and Cavities: A Hidden Connection

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Nick Koogler 10/19/25 Nick Koogler 10/19/25

What Hunter-Gatherers Can Teach Us About Better Sleep

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Nick Koogler 10/5/25 Nick Koogler 10/5/25

Can Glycine Help You Wake Up More Refreshed? A Natural Amino Acid That Might Improve Sleep Quality

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Nick Koogler 9/21/25 Nick Koogler 9/21/25

Is Light at Night Making Us Sick? A Global Study Links Artificial Light to Cancer Risk

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Nick Koogler 8/3/25 Nick Koogler 8/3/25

Teeth Grinding at Night? It Could Be Raising Your Blood Pressure

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Nick Koogler 7/27/25 Nick Koogler 7/27/25

Can a Laser Really Stop Snoring? Here’s What the Science Says About NightLase®

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Nick Koogler 7/20/25 Nick Koogler 7/20/25

A Decade of Sleep Apnea Treatment: What Happens After 10 Years of CPAP or Oral Appliance Therapy?

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Nick Koogler 7/13/25 Nick Koogler 7/13/25

CPAP vs. Oral Appliances: Why Real-World Effectiveness Matters More Than Lab Results

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