       <tr id="i2" class="altColor">
                                            <td class="colFirst"><code>abstract Completable</code>
                                            </td>
                                            <th class="colSecond" scope="row"><code><a href=PolarTrainingSessionApi.html#startExercise(java.lang.String,com.polar.sdk.api.model.PolarExerciseSession.SportProfile)>startExercise</a>(<a href=https://developer.android.com/reference/kotlin/java/lang/String.html>String</a> identifi