Active Stretching can be done 2-3 times per day with and overall time of 20-60min. You should aim to include 6-10 exercises that would be repeated 10-15 times per exercise and 5-6 times per session. The best way to stretch is until a feeling of little discomfort.
- References:Ķīsis, I., 2002. Sporta teorija [Sports theory]. Rīga: LSPA (in Latvian)