Screening for sleep apnea syndrome. A pulse oximeter with memory function is used to record oxygen saturation (SpO2) during. sleep to determine the frequency of hypoxemia events (oxygen desaturation index), as well. as the duration of desaturation.
Basic Workout: Side Plank. How to do a side plank: Lie on your right side with your legs straight. Prop yourself up with your right forearm so your body forms a diagonal line. Rest your left hand on your hip. Brace your abs and hold for 60 seconds. If you can't make it to 60 seconds, hold for 5 to 10 seconds and rest for 5; continue for 1 minute.
1 Lay planks parallel with your longest wall, working from left to right. 2  Remove the protective paper from the adhesive side and ends of each plank as you go.  Stagger your plank lengths: if you start one course with a full plank, start the next with a half-plank.