Most PopularThunder Calm by African Dundada
Nervous System Reset · 3 Tiers

Thunder Calm

A workbook, 52 reset cards and guided breath tracks. Built around the Thunder Sigh.

From$17
Compare levels
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The story

Why it exists

Thunder Calm is a nervous system reset you can hold in your hand. It is built around the Thunder Sigh (two breaths in through the nose, one long breath out), plus grounding, movement and words that shift your state. Pull a card when the storm hits, follow the breath, and come back to yourself.

The science: In a 2023 Stanford study (Balban et al., Cell Reports Medicine), five minutes a day of cyclic sighing, two inhales then one long exhale, improved mood more than mindfulness meditation did over one month.
Made for
Anyone who carries stress in their bodyParents, teachers, nurses and first respondersArtists before a show, students before a test
What's inside
The Thunder Calm Workbook
52 Thunder Calm Cards in 4 suits: Breathe, Ground, Move and Thunder Words (print at home)
Storm and up: 5 guided breath tracks (MP3) and 3 phone wallpapers
Thunder: the 90-Day Journal, a printed boxed deck shipped to you and 3 months of live group resets

Try the Thunder Sigh right now

Two breaths in through the nose, one long breath out through the mouth. Press start and follow the circle for one minute.

Ready

A self-care practice, not medical advice.

Choose your level

Pick what fits you

Spark

$17

Workbook + 52 Thunder Calm Cards (print at home)

MOST POPULAR

Storm

$37

Everything in Spark + 5 guided breath tracks (MP3) + 3 phone wallpapers

Thunder

$97

Everything in Storm + the 90-Day Journal + printed boxed deck shipped + 3 months of live group resets

  • Printed boxed Thunder Calm deck
  • 3 months of live group resets
  • Ships to your door
Your next step

Keep the thunder going

The People's Champ Blueprint
30-Day Leader Builder · 3 Tiers

The People's Champ Blueprint

Five rounds in 30 days: Identity, Vision, Discipline, Comeback, Leadership. 10 to 15 minutes a day.

FROM $27 →
Goes well with
Thunder Calm: 90-Day Journal
Printable JournalThunder Calm: 90-Day JournalOne page a day for 90 days: sky check, breath tracker and prompt, plus monthly look-backs.$15
Little Thunder
Calm Cards for Kids · Ages 4–10Little Thunder24 kids' calm cards, a grown-up guide and a Balloon Breathing track for bedtime.$14
Dundada Master Collection
Best Value · All Three BundlesDundada Master CollectionThunder Calm Storm, People's Champ Champion and Rhythm Medicine Circle, plus Little Thunder and every bonus.$147
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Questions

Good to know

Do I need any experience?

No. Every card tells you exactly what to do.

Is this medical treatment?

No. Thunder Calm is a wellness and self-care tool, not therapy or medical care. If you are struggling, please talk to a doctor or a mental health professional.

How do I get it?

Spark and Storm download right after you pay. The Thunder tier downloads instantly too, and the printed deck ships to the address you enter at checkout.

What about refunds?

See Terms & Refunds for how refunds work on digital downloads and physical items. Questions? Email info@africandundada.com.

Thunder Calm
From $17