A sleep apnea diagnosis explains exhaustion that felt like it had no cause. This is the calm, plain-English companion for what comes next. It explains the difference between obstructive and central sleep apnea, the AHI score and what severity actually means, the cardiovascular risks of leaving it untreated, and the full treatment menu from CPAP to oral appliances to surgery. It covers what a sleep study actually involves and how to build your care team. No jargon. No fear. No filler. Just what you actually need, in the order you need it, with clear tables, checklists, and the exact questions to bring to your next appointment.