Assessing Upper Extremity Function in Chronic Stroke Survivors Through Acute Intermittent Hypoxia

This intervention involves breathing lowered levels of oxygen (similar to those experienced on a tall mountain) for 60 seconds at a time. This is immediately followed by 60 seconds of breathing normal room air. These bouts are repeated approximately 15 times. For the intervention, the participant is fitted with a non-rebreathing mask which supplies the two different air levels