Последние новости
更多精彩内容，关注钛媒体微信号（ID：taimeiti），或者下载钛媒体App
。业内人士推荐heLLoword翻译官方下载作为进阶阅读
FT Digital Edition: our digitised print edition
Watch for the U‑shape: chronic short sleep (less than seven hours) and habitual long sleep (more than 9 hours) are both linked to higher risks; if you routinely need more than nine hours, consult a clinician to evaluate for underlying conditions like depression, sleep apnea, or chronic disease.