Leo / Conditions

Every condition Leo cares for.

Twenty-five packs. Twenty-five hubs. Every stat below comes from CDC, NIH, WHO, or peer-reviewed primary sources — and you can click the citation to verify.

25 conditions · 10 categories · sources linked
25 · The catalog

Twenty-five hubs. Filter, scan, click through.

Every card below is one condition pack — with a verified prevalence stat you can click to verify, and a one-line note on what Leo ships in that specific hub. Filter by category or scroll through them all.

Neurological

Migraine

At least 39 million Americans live with migraine.

American Migraine Foundation, 2024

Phase detector, MIDAS scoring, and on-device trigger correlation with weather, sleep, and cycle.

Multi-system

Fibromyalgia

About 4 million U.S. adults (~2% of adults) have fibromyalgia.

CDC, 2020

Flare logging, fatigue tracking, multi-system pain mapping.

GI

IBS

About 12% of people in the U.S. have IBS.

NIDDK (NIH), 2017

Gut diary with FODMAP tracking, Bristol scale, food-symptom timing.

Mental Health

Anxiety & Panic

19.1% of U.S. adults had an anxiety disorder in the past year.

NIMH (NIH), 2023

Episode logging, panic-attack timer, grounding tools, coping logs.

GI

Gastroparesis

Definite gastroparesis prevalence of 267.7 per 100,000 U.S. adults.

Ye et al., Gut (PubMed), 2021

Food diary, GCSI assessment, gastric stimulator device profile.

Cardio-Autonomic

POTS

POTS affects an estimated 1 to 3 million Americans.

Dysautonomia International, 2024

Hydration tracker, orthostatic symptom logging, HR correlation, one-tap log for episodes / pre-syncope / syncope.

Neurological

Epilepsy

About 2.9 million U.S. adults (1.1%) reported active epilepsy.

CDC, 2024

Seizure diary, rescue protocol, safety planner.

Metabolic

Diabetes

Total diabetes prevalence is 15.8% in U.S. adults — about 1 in 8.

CDC NCHS Data Brief No. 516, 2024

Glucose log, A1C tracking, carb logging. CGM via HealthKit.

Cycle & Women's

Endometriosis & Adenomyosis

Endometriosis affects roughly 10% (190 million) of reproductive-age women and girls globally.

WHO, 2023

One pack for both — daily pain check-in, cycle-correlated symptoms, hormonal treatments, surgical history, and imaging.

Cycle & Women's

PMDD

3–8% of women of reproductive age meet strict criteria for PMDD.

NCBI StatPearls (NIH Bookshelf), 2024

Cycle-phase-specific symptom packs, luteal-phase tracking.

Dedicated page coming soon
Neurological

Chiari Malformation

Chiari malformation occurs in about 1 in every 1,000 births.

NIH NINDS, 2025

Positional episode logging, neurological symptoms, barometric / Valsalva context.

Neurological

Functional Neurological Disorder

Estimated prevalence of 80–140 per 100,000 — on par with multiple sclerosis.

Stephen et al., JNNP (PubMed), 2024

FND-specific symptom packs, episode templates, trigger correlation.

Dedicated page coming soon
Mental Health

Depression

21.0 million U.S. adults (8.3%) had at least one major depressive episode.

NIMH (NIH), 2023

Episode logging, symptom-free streak tracker, mood patterns.

Mental Health

PTSD

3.6% of U.S. adults had PTSD in the past year (6.8% lifetime).

NIMH (NIH), 2023

Trigger logging, episode tracking, grounding exercises.

Mental Health

ADHD

About 7 million U.S. children (11.4% of ages 3–17) have ever been diagnosed.

CDC, 2024

Episode tracking, frequency analysis, medication insights.

Mental Health

OCD

1.2% of U.S. adults had OCD in the past year (2.3% lifetime).

NIMH (NIH), 2023

Compulsion logs, urge tracking, episode breakdown.

GI

Crohn's Disease

Nearly 1 in 100 Americans (2.39M) has inflammatory bowel disease.

Crohn's & Colitis Foundation, 2023

Bowel movement log, Harvey-Bradshaw Index (HBI), Bristol scale.

Multi-system

Ehlers-Danlos Syndromes

About 1 in 5,000 worldwide (hypermobile EDS may be 1 in 500).

The Ehlers-Danlos Society, 2024

Connective tissue symptom tracking, multi-system flare logging.

Multi-system

ME / CFS

1.3% of U.S. adults (about 3.3 million) had ME/CFS.

CDC NCHS Data Brief No. 488, 2023

PEM crash logging, activity logging by exertion, energy envelope tracking.

Neurological

New Daily Persistent Headache

Estimated general-population prevalence of 0.03–0.1%.

Cheema et al., Cephalalgia (PubMed), 2023

Continuous severity tracking, on-device trigger correlation.

Cardio-Autonomic

Dysautonomia

Over 70 million people worldwide live with various forms of dysautonomia.

Dysautonomia International, 2024

Autonomic symptom logging, one-tap pre-syncope / syncope log buttons, broader-than-POTS pack.

Dedicated page coming soon
Multi-system

Mast Cell Activation Syndrome

Prevalence estimates vary widely in published literature — see The Mast Cell Disease Society for current research. tmsforacure.org ↗

Mast-cell reaction logging, food diary with delayed-reaction follow-up, environmental trigger correlation.

Dedicated page coming soon
Autoimmune

Lupus (SLE)

An estimated 204,295 Americans have systemic lupus erythematosus.

CDC-funded Lupus Registry Project, 2021

Multi-system flare tracking, joint and skin symptom logging.

Dedicated page coming soon
Joints

Arthritis

18.9% of U.S. adults (age-adjusted) had diagnosed arthritis in 2022.

CDC NCHS Data Brief No. 497, 2024

Joint pain mapping, stiffness episodes, flare logging.

Dedicated page coming soon
Multi-system

ARPKD / CHF

ARPKD affects about 1 in 20,000 children.

NIH NIDDK, 2025

Combined kidney + liver pack for the adults and families living with ARPKD/CHF. Symptom list, episode templates, on-device correlation.

Respiratory

Asthma

About 25 million people in the U.S. have asthma — roughly 1 in 13.

CDC, 2024

Peak flow zones, symptom + flare logging, rescue-inhaler use tracking, and trigger/activity correlation — your whole asthma picture in one place.

Mental Health

Eating Disorder Recovery

Recovery-first by design — Leo tracks no food, calories, or weight, and never diagnoses or screens.

A flexible recovery hub for OSFED and disordered eating of any shape — urge log, coping tools, and pinned crisis support.

Mental Health

Anorexia Recovery

Support, not surveillance — no food, calorie, or weight tracking, and no screeners.

Ride out urges, reach coping tools in the moment, and keep support close. No food, calorie, or weight tracking.

Mental Health

Bulimia Recovery

Support, not surveillance — no food, calorie, or weight tracking, and no screeners.

Surf binge and purge urges, connect the feelings behind the cycle, and reach coping tools and support.

Mental Health

Binge Eating Recovery

Support, not surveillance — no food, calorie, or weight tracking, and no screeners.

Surf urges, meet the feelings underneath with self-compassion, and reach coping tools and support.

Mental Health

ARFID Support

ARFID isn't about weight or body image, so Leo tracks neither — no food log, by design.

Centers the anxiety, fear, and sensory distress around eating — the hard moments and what helps you through them.

Always expanding

Don't see your condition? Tell us.

Leo's condition packs are expanded by request. We've added 25 so far, and there's room for many more — every request we get reshapes the priority list.

All 25, on your phone, today.