Upvoting for highlighting sleep apnea. Sleep apnea really is insidious. It limits capacities in ways that are unknowable to the afflicted until they are treated

Upvoting for highlighting sleep apnea. Sleep apnea really is insidious. It limits capacities in ways that are unknowable to the afflicted until they are treated and the limits are released. [I don't agree that sleep gadgets of one variety or another don't help. CPAP, mandibular advancement devices... they absolutely do help. No treatment is perfect or 100% reliable always. But they help.