Skip to content Skip to content
  • Home
  • Shop
    • Insomnia Reset Toolkit
    • Sleep Support Supplement
    • Shop All
  • About
  • Method
  • Contact
Log in
No account yet? Create Account
Logo for Dr. Andrea Matsumura with a stylized sun design above the text on a white background.
  • Home Home
  • Shop Shop
    • Insomnia Reset Toolkit
    • Sleep Support Supplement
    • Shop All
  • About About
  • Method Method
  • Contact Contact
Cart 0 0
Home Sleep Education
Circadian Rhythm
  • What’s a Circadian Rhythm and Why Is It Important for My Health?
    Sep 03 2026 ,
    By Andrea Matsumura
    Circadian Rhythm Insomnia

    What’s a Circadian Rhythm and Why Is It Important for My Health?

    Most people have heard the term “circadian rhythm,” but few understand how much it controls or ho...

  • What Your Morning Coffee Routine Can Mean for Your Sleep Patterns
    Sep 03 2026 ,
    By Andrea Matsumura
    Circadian Rhythm Insomnia

    What Your Morning Coffee Routine Can Mean for Your Sleep Patterns

    That first cup of coffee in the morning feels like a necessity for millions of people. It sharpen...

  • How an Evening Walk Can Help You Sleep Through the Night
    Aug 21 2026 ,
    By Andrea Matsumura
    Circadian Rhythm Menopause Perimenopause

    How an Evening Walk Can Help You Sleep Through the Night

    It's 9 PM. You feel tired, but your mind is still moving, your body still feels switched on, and ...

  • Sleep to Live Longer: 7 Science-Backed Habits That Work
    Aug 16 2026 ,
    By Andrea Matsumura
    Circadian Rhythm Insomnia Menopause

    Sleep to Live Longer: 7 Science-Backed Habits That Work

    Sleep and longevity are more tightly linked than most people realize. A landmark study of more th...

  • The D.R.E.A.M. Sleep Method: Restore Your Sleep in Perimenopause and Menopause
    Mar 16 2026 ,
    By Andrea Matsumura
    Circadian Rhythm Menopause Perimenopause

    The D.R.E.A.M. Sleep Method: Restore Your Sleep in Perimenopause and Menopause

    It is 3 a.m. You are awake again. Maybe a hot flash pulled you out of a dead sleep. Maybe your mi...

Website by Made at Dawn
Dr. Andrea Matsumura
Explore
  • Home
  • About
  • Method
Explore
  • Home Home
  • About About
  • Method Method
Offers
  • Shop
  • Consulting
  • Speaking
Offers
  • Shop Shop
  • Consulting Consulting
  • Speaking Speaking
Learn More
  • Education
  • Sleep Goddess Quiz
  • Contact
  • FDA Disclaimer
Learn More
  • Education Education
  • Sleep Goddess Quiz Sleep Goddess Quiz
  • Contact Contact
  • FDA Disclaimer FDA Disclaimer
© Copyright, Dr. Andrea Matsumura, 2026
  • American Express
  • Apple Pay
  • Diners Club
  • Discover
  • Google Pay
  • Mastercard
  • PayPal
  • Shop Pay
  • Visa
  • Privacy policy
  • Contact information
  • Terms of service
  • Refund policy

Shopping Bag: 0 Items

Your Shopping Bag is Empty

Start Shopping Start Shopping

Loading...

Subtotal
$0 USD
Delivery Charges Calculated at checkout
View Cart View Cart

What are You Looking for?

Account

Access your account to view order history and manage preferences
Log in Log in
Create Account Create Account
  • Choosing a selection results in a full page refresh.