... mats decrease injuries caused by slippery surfaces. Even a carpet can potentially become slippery and cause an ... for how long? Can I learn from a book or a video? These questions and more are ... knees. Let your hands rest on your thighs. Take a long, deep breath, and exhale completely. Inhale deeply ... on your thighs, arms and head dangling, relaxed. Take 3 to 5 deep, full, relaxing breaths. Inhale ...