You wake up, glance at your phone, and see a number: 82. But what does it actually mean? A readiness score between 70 and 100 indicates your body is recovered and prepared for intense training, while a score below 50 signals that recovery should take priority. The difference between training smart and training recklessly often comes down to understanding this single daily metric.
How Is a Readiness Score Calculated?
A daily readiness score isn’t one measurement — it’s a composite of multiple health signals, each weighted according to its impact on your body’s preparedness. ScoreVitals uses four research-backed pillars to calculate a score from 0 to 100:
Cardio (40% weight) tracks your training impulse from every workout using Banister’s TRIMP formula, quantifying how much internal load your cardiovascular system absorbed. Sleep (30%) analyses your sleep stages — light, deep, and REM — alongside duration and efficiency. Recovery (20%) monitors your heart rate variability and resting heart rate against your personal baselines. Body composition (10%) tracks weight stability and flags sudden changes.
This approach mirrors how the American College of Sports Medicine recommends evaluating exercise readiness: by assessing multiple physiological markers rather than relying on any single metric in isolation.
What Do the Score Ranges Mean?
Not every score demands the same response. Here’s how to interpret yours:
85–100 (Excellent): Your body is fully recovered. This is the day for your hardest interval session, a personal-best attempt, or a long endurance effort. Push with confidence.
70–84 (Good): You’re in solid shape for a normal training day. Standard workouts, moderate intensity, and structured sessions are all appropriate.
50–69 (Moderate): Proceed with caution. Your recovery isn’t complete, and high-intensity work risks diminishing returns or injury. Light activity, technique work, or a reduced session makes sense.
Below 50 (Low/Rest): Your body is telling you something. Poor sleep, accumulated training load, or elevated stress markers suggest that active recovery or complete rest will benefit you more than another hard session. Research in the British Journal of Sports Medicine shows that ignoring workload imbalances significantly increases injury risk.
Why One Number Beats Multiple Dashboards
The value of a readiness score lies in its simplicity. Rather than checking your heart rate variability in one app, sleep data in another, and training load in a third, you get one actionable number each morning. The research behind each pillar does the analysis; your job is simply to respond.
This is the principle elite sports teams have used for decades — a daily readiness check before every training session. The difference now is that wearable devices like Apple Watch, Garmin, and Oura collect the same data passively, without manual input or complex setup.
A 2025 meta-analysis in BMC Sports Science, Medicine and Rehabilitation confirmed that monitoring workload ratios is associated with reduced injury risk in athletes across multiple sports. Your readiness score applies that same monitoring principle to your daily routine.
Your readiness score removes the guesswork from training. Download ScoreVitals free and wake up to your first score tomorrow morning.