Living with COVID-19 when it won’t go away: New research of survivors confirms weird waves of persistent symptoms, linked to off-kilter immune system

Cliff Morrison conquered the COVID-19 virus more than two months ago. Then why does he still feel so lousy? While the majority of patients with mild or moderate symptoms recover promptly, new research confirms that others suffer from a lingering cluster of symptoms — possibly caused by a battle-weary immune system.

The UC San Francisco-led investigation, which is recruiting patients from around the Bay Area, will help the growing ranks of survivors who are now returning to work and yet worry about what the future holds…