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12 hours ago · Preterm birth, also known as premature birth, is the birth of a baby at fewer than 37 weeks gestational age, as opposed to full-term delivery at approximately 40 weeks. [1] Extreme preterm [2] is less than 28 weeks, very early preterm birth is between 28 and 32 weeks, early preterm birth occurs between 32 and 34 weeks, late preterm birth is ...
12 hours ago · Symptomatic [8] Prevalence. About 0.17% to 0.89% (pre-pandemic) [9] Myalgic encephalomyelitis/chronic fatigue syndrome ( ME/CFS) is a long-term illness that causes a profound fatigue that refuses to subside with rest, sleep issues and problems with memory or concentration. People with ME/CFS are able to do much less than before they became ill.
