The Journal

Sleep. Food. Energy.
Korean Wellness.

Evidence-based. Korean-anchored. Practical. Updated weekly.

17 articles
Peer-reviewed sources
Free to read
Perimenopause insomnia — why hormonal changes disrupt sleep architecture
Perimenopause

Why Perimenopause Wrecks Your Sleep (It's Not the Hot Flashes)

Perimenopause insomnia is an architecture problem, not just a hot flash problem. Here's the hormonal mechanism — and what the research says actually helps.

Lila Park · Mar 2026 · 10 min read
Complete perimenopause symptoms checklist — 30+ signs across 4 clusters
Perimenopause

The Complete Perimenopause Symptoms Checklist: 30+ Signs You Might Be Missing

Hot flashes are just the beginning. Joint pain, brain fog, heart palpitations, thinning hair — here's every documented symptom across 4 distinct clusters.

Lila Park · Mar 2026 · 12 min read
Perimenopause brain fog — estrogen, acetylcholine, and cognitive changes
Perimenopause

Perimenopause Brain Fog: Why You Can't Think Straight (And Why It's Temporary)

You're not losing your mind. Declining oestrogen affects acetylcholine synthesis — the neurotransmitter behind memory and focus. Here's the mechanism and why it's temporary.

Lila Park · Mar 2026 · 10 min read
Perimenopause anxiety — progesterone, ALLO, and GABA-A receptors
Perimenopause

Perimenopause Anxiety: Why Your Brain Suddenly Feels Wired (And What's Really Going On)

It's not "just stress." Declining progesterone reduces your brain's natural anxiolytic. Here's the GABA-A pathway — and the evidence-based tools that actually help.

Lila Park · Mar 2026 · 10 min read
Magnesium for perimenopause — glycinate, threonate, citrate comparison
Supplements

Magnesium for Perimenopause: Which Type Actually Works (And Which Is a Waste of Money)

Glycinate for sleep, threonate for brain fog, citrate for cramps. The form matters enormously — and most women are taking the wrong one.

Lila Park · Mar 2026 · 11 min read
Sleep debt and perimenopause — can you catch up on lost sleep?
Sleep

Why You Can't Catch Up on Sleep (And What Actually Works)

The science of sleep debt is more unforgiving than you've been told — but there's a precise recovery window that most people miss entirely.

Lila Park · Mar 2026 · 8 min read
Waking at 3am perimenopause — cortisol and HPA axis dysregulation
Perimenopause

Why You Wake at 3am During Perimenopause — The Cortisol Mechanism

The 3am perimenopause wake-up isn't insomnia and it isn't anxiety. It's a cortisol signal arriving at the wrong time. Here's the exact mechanism — and what shifts it back.

Lila Park · Mar 2026 · 8 min read
Perimenopause sleep environment setup
Sleep

Building Your Perimenopause Sleep Environment: The 5-Thing Setup

Sleep hygiene assumes your room is neutral. It isn't. Temperature, darkness, sound — here's exactly what to change and why it matters more during perimenopause.

Lila Park · Mar 2026 · 8 min read
Sleep architecture — why 8 hours isn't enough
Sleep

Why You're Exhausted Even After 8 Hours

You're sleeping the right amount but waking up wrecked. The problem isn't duration — it's what's happening inside those 8 hours.

Lila Park · Jan 2026 · 5 min read
Perimenopause and sleep disruption
Perimenopause

Perimenopause Ruined My Sleep. Here's What Actually Helped.

The honest picture is more complicated than either the dismissive medical mainstream or the supplement industry will tell you.

Lila Park · Oct 2025 · 8 min read
Perimenopause fatigue — hormonal causes and natural remedies
Perimenopause

Perimenopause Fatigue Is Different. Here's Why Nothing's Worked.

Perimenopause fatigue isn't ordinary tiredness. It's a mitochondrial and hormonal energy crisis. Here's the mechanism — and what actually rebuilds it.

Lila Park · Mar 2026 · 9 min read
Adaptogens for perimenopause — ashwagandha, rhodiola, schisandra
Korean Wellness

Adaptogens for Perimenopause: What's Actually Worth Taking

Ashwagandha, rhodiola, schisandra, maca — the evidence is real but uneven. Here's what actually works, what to skip, and how to start.

Lila Park · Mar 2026 · 9 min read
Korean skincare for perimenopause skin
Korean Wellness

Korean Skincare for Perimenopause Skin: What Actually Works

Your skin didn't get drier and more reactive because of stress. It's oestrogen. And Korean skincare's barrier-first logic was built for exactly this transition.

Lila Park · Mar 2026 · 8 min read
Korean foods for perimenopause sleep — jujube, barley tea, black sesame
Korean Wellness

The Korean Foods That Actually Help Perimenopause Sleep

Korean medicine has been treating menopausal sleep disruption with food for centuries. Here are the specific foods — and the science behind why they work.

Lila Park · Mar 2026 · 10 min read
Nunchi — the Korean art of social awareness
Korean Wellness

Nunchi: The Korean Art of Reading the Room

눈치 (nunchi) is usually translated as social awareness. In Korean culture it's closer to a full-body attunement — and I think of it as a nervous system practice.

Lila Park · Nov 2025 · 6 min read
Gut health and the gut-brain axis
Nutrition

Your Gut Is Your Second Brain — But Not in the Way Influencers Mean

The gut-brain connection is real and well-evidenced. It's also one of the most mangled concepts in wellness content.

Lila Park · Dec 2025 · 9 min read
Healthy kimchi fried rice — Korean nutrition
Nutrition

I Made Kimchi Fried Rice Healthy Without Ruining It

Traditional kimchi fried rice is already more nutritious than most wellness food. Here's what I changed — and what I deliberately left alone.

Lila Park · Feb 2026 · 8 min read
Afternoon energy crash and circadian rhythm
Energy

The 3pm Crash Isn't Normal — It's a Timing Problem

That wall you hit at 3pm isn't weakness. It's your circadian system running a process at the wrong time.

Lila Park · Jan 2026 · 5 min read
Physiological sigh breathwork — better than 4-7-8
Breathwork

4-7-8 Breathing Is Fine. This Is Better.

There's a more precise method — less memorable as a ratio, more effective as a nervous system intervention.

Lila Park · Sep 2025 · 4 min read
5-minute morning habit for energy and focus
Mindset

The 5-Minute Morning Habit That Changed My Whole Day

I spent years optimising my morning for productivity. The change that actually worked took five minutes and cost nothing.

Lila Park · Mar 2026 · 6 min read
Korean grandma movement — saenghwal daily life activity
Movement

You Don't Need the Gym — You Need to Move Like a Korean Grandma

Korean grandmothers are among the most physically capable older adults in the world. Their secret isn't exercise — it's movement woven into life.

Lila Park · Feb 2026 · 7 min read
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