Update VERTICAL_RATIO documentation

Bug: 330899776
Change-Id: I14d3387adebf66e21c395857a1a9e3bd3d2f5d3d
Test: N/A
diff --git a/health/health-services-client/src/main/java/androidx/health/services/client/data/DataType.kt b/health/health-services-client/src/main/java/androidx/health/services/client/data/DataType.kt
index 40bde13..575812e 100644
--- a/health/health-services-client/src/main/java/androidx/health/services/client/data/DataType.kt
+++ b/health/health-services-client/src/main/java/androidx/health/services/client/data/DataType.kt
@@ -651,16 +651,20 @@
             createStatsDataType("Vertical Oscillation")
 
         /**
-         * Vertical oscillation / stride length. Divide vertical oscillation (converted to meters)
-         * by stride length (in meters) in `double` format.
+         * Vertical oscillation / stride length.
+         *
+         * For example, a vertical oscillation of 5.0cm and stride length .8m (80 cm) would have a
+         * vertical ratio of 0.625.
          */
         @JvmField
         val VERTICAL_RATIO: DeltaDataType<Double, SampleDataPoint<Double>> =
             createSampleDataType("Vertical Ratio")
 
         /**
-         * Statistics on vertical oscillation / stride length. Divide vertical oscillation
-         * (converted to meters) by stride length (in meters) in `double` format.
+         * Statistics on vertical oscillation / stride length.
+         *
+         * For example, a vertical oscillation of 5.0cm and stride length .8m (80 cm) would have a
+         * vertical ratio of 0.625.
          */
         @JvmField
         val VERTICAL_RATIO_STATS: AggregateDataType<Double, StatisticalDataPoint<Double>> =