Tihna Science Blog

The Science Behind Better Sleep, Calm & Focus

Peer-reviewed research, plain English. Every article is grounded in published neuroscience — no wellness noise, no unverified claims.

Person sleeping peacefully with teal neural frequency waves
Sleep 8 min read

How to Fall Asleep Faster: The Science of 6 Hz Theta Frequencies

A 2024 Oxford study cut sleep onset from 12.5 to 6.1 minutes using structured neural audio. Here's the neuroscience behind why beta-dominant brains struggle to fall asleep — and what actually works.

Woman meditating with calming alpha wave frequencies
Anxiety Relief 9 min read

Natural Anxiety Relief Without Medication: What the Research Actually Shows

A 2026 RCT reduced anaesthetic requirements by 15% — one of the most objective anxiety measures possible. What 10 Hz alpha protocols do to the nervous system.

Man lying awake in dark bedroom at 3am
Sleep 7 min read

Why You Can't Sleep Even When You're Exhausted: The Wired-But-Tired Brain

Chronic beta-wave dominance keeps the brain alert long after the body gives up. Here's the cortisol mechanism — and why one-night fixes don't solve it.

Sleep app on iPhone beside earbuds on dark bedside table
Sleep 10 min read

Best Sleep Apps in 2026: An Honest Comparison (Including the Science)

Headspace, Brain.fm, Moongate, and Tihna compared with clinical evidence. Not all sleep apps are built the same — structure and frequency specificity are what drive results.

Man focused at desk with purple gamma brainwave visualization
Focus 8 min read

40 Hz Gamma Waves and Focus: What the Science Says About Your Brain's Performance State

Gamma oscillations at 40 Hz are the brain's primary frequency for working memory, executive function, and information integration. A 2025 review confirms what EEG studies have shown for decades.

Brain profile with neural frequency waves visualization
Sound Science 9 min read

What Are Neural Frequencies? A Plain-English Guide to How Sound Affects Your Brain

Delta, theta, alpha, beta, gamma — what they mean, how the auditory pathway connects sound to brain state, and why 4-week structured protocols outperform single-session tracks.

Split scene: pushing away coffee vs focused with headphones
Focus 7 min read

How to Improve Focus Without Caffeine: 5 Evidence-Based Methods

Cold exposure, exercise, sleep quality, digital boundaries, and a 40 Hz gamma protocol. Five approaches with genuine peer-reviewed support — one targets the exact neural frequency of focused cognition.

Over-ear headphones with teal sound wave rings
Sound Science 11 min read

Does Sound Therapy Actually Work? What 40+ Peer-Reviewed Studies Say

An honest, evidence-stratified review: strong evidence, moderate evidence, and what has zero scientific backing. The wellness space is full of sound — not all of it is signal.

Woman sitting up in bed at night with sleep anxiety
Anxiety Relief 8 min read

Sleep Anxiety: How to Break the Cycle of Lying Awake Worrying

Conditioned hyperarousal — not willpower — keeps you awake. Why CBT-I has an access problem, and how a sequential alpha-then-theta protocol breaks the anxiety-insomnia loop.

Woman waking energized in morning sunlight with beta wave visualization
Focus 7 min read

How to Wake Up With Energy Without Caffeine: The Beta Wave Morning Protocol

Sleep inertia is a neuroscience problem, not a willpower problem. A 2025 Frontiers in Psychology study links 15 Hz beta exposure to faster delta-to-beta transition on waking.

Split: ancient meditation vs modern frequency program with headphones
Sound Science 9 min read

Meditation vs Neural Frequency Programs: Which Is Better for Stress and Sleep?

Meditation has 78% dropout rates in trials. Frequency programs require no mental effort. Both target the same theta-alpha states — the evidence increasingly supports using them together.

Person holding phone with structured 4-week frequency program app
App Comparison 10 min read

Looking for a Headspace Alternative in 2026? Here's What's Actually Different

Why people leave guided meditation apps — and what they're really searching for. Tihna vs Headspace: a frank side-by-side including the science behind both approaches.

Early Access — Free to Start

Ready to try Tihna?

3 free sessions on signup. No card required. iOS — launching soon.

Join the waitlist free →