Archive - Sarah Kleiner

If I Had to Start Over in 2026, This Is Where I’d Begin

How I would rebuild my health in 2026 - step by step

Dec 29 • Sarah Kleiner

45:49

My Daughter’s Brain Injury Forced Me to Rethink Melatonin Completely

The Problem With Pretending One Biological Molecule Has Only One Job - Rethinking melatonin through circadian and mitochondrial biology

Dec 27 • Sarah Kleiner

I Used to Say Sunlight Through a Window Didn’t Count

This Study Changed My Mind. What office daylight actually does for blood sugar - and what to do if you work indoors with no windows

Dec 23 • Sarah Kleiner

Winter Sleep - Your ultimate guide - Why earlier sleep is better for your hormones

And Managing Early Wake-Ups, Biphasic Sleep, Caregiving, and Real Life (Especially in Winter)

Dec 21 • Sarah Kleiner

Mastering Sleep: Expert Tips to Overcome Insomnia Beyond Light Exposure with Mollie Eastman

You've got your light exposure down - but still can't sleep.....what next?

Dec 20 • Sarah Kleiner

49:48

Winter Tools That Support EZ Water, Lymph, and Mitochondria

Vibration Plates vs. Rebounding.... The science based difference & how I choose which therapy to use

Dec 19 • Sarah Kleiner

How to avoid wearing blue blockers in the evening....

And - Why LUX matters as much as (and often more than) blue light at night:

Dec 18 • Sarah Kleiner

8 Things I am doing different this winter that are making a massive difference

And why this winter required a completely different strategy than last year

Dec 16 • Sarah Kleiner

Invite your friends to read Sarah Kleiner & Get Rewarded (and get extra points in my contest)

New - more ebooks & Metabolism Makeover class for referrals!

Dec 15 • Sarah Kleiner

How I actually Circadian Align my Red light, hydrogen, sauna, vibration plate & more

Why timing, state, and season matter more than rigid protocols

Dec 14 • Sarah Kleiner

Carbs, Cortisol & Confusion - Registered Dietitian - Isaac Pohlman Breaks it down!

Can you fix diabetes without keto? A type one diabetic and registered dietician talks about his personal and clinical experience

Dec 13 • Sarah Kleiner

1:10:19

Can Vitamin D Supplements lower your melatonin (the "hormone of winter")

Why this matters even more in winter. Evidence from a human trial says YES...let's discuss - along with the study limitations

Dec 11 • Sarah Kleiner

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