Notice body signals before they stop you
Sam reads your HRV, sleep, and resting heart rate to catch drift early - and sends you a simple signal and what to do this week.
Managing a chronic condition? See Sam for cardiovascular health →
What brings you here?
One question. Sam works for both - the features just land differently.
Understand your baseline before it shifts.
Sam tracks your resting heart rate and HRV against your personal baseline. When both deviate simultaneously, Sam surfaces the trend so you can act on it.
Resting Heart Rate - This Week
Days earlier
trend awareness
before your pattern changes significantly
Your baseline
not population averages
personalized to your body
Fully passive
no manual entry
Sam reads your wearable automatically
A monthly health review you'll actually look forward to
Every month, Sam generates a comprehensive PDF covering what changed, what improved, and what to watch. No jargon - just context.
Sleep trend vs. last month - in plain language
Resting heart rate baseline shift - flagged if meaningful
HRV and stress patterns over 30 days
Wellbeing risk score history - see if you're improving
Exportable PDF - save it, share it, compare year-on-year
"Designed to be the conversation starter at your next GP visit."
Monthly Report
January 2025
Sam's Summary
"A strong month overall. Sleep improved after the stress dip in week 2. Keep up your current routine - no changes needed."
Go Further
Build healthy habits to match your awareness.
Three self-improvement programs help you act on what you notice: build consistent movement, better sleep, and lower stress, one day at a time.
See Sam In Action
Explore the key screens and features of Viraa, designed to give you insights into your health patterns
Works With Your Wearable
Viraa seamlessly integrates with any device that syncs to Apple Health. No matter what you wear, we've got you covered.
Apple Watch
Oura Ring
Whoop
Fitbit
Garmin
Samsung Galaxy Watch
Polar
And more...
Powered by Apple Health
Your health data stays private and secure. Viraa only accesses data you explicitly share through Apple Health.
Start understanding your health - not just measuring it
Free to download. Works with your existing wearable. Takes 10 seconds a week.
Sam is a wellness companion, not a medical device. It does not diagnose conditions or replace professional medical advice. Always consult a qualified healthcare provider for medical decisions.