why do I wake up at 3am every night for no reason, waking up wide awake in the middle of the night, why can't I fall back asleep after waking up, exhausted no matter how much I sleep in my 40s, why am I so tired all the time lately, why do I feel drained even after a full night's sleep, sudden insomnia in your 40s with no cause, why can't I stay asleep through the night anymore, why do I wake up exhausted every morning now, chronic fatigue in your 40s no clear cause, why am I so tired but wired at night, could my exhaustion be thyroid or something else, why do I feel like I need a nap every afternoon now, sudden daytime sleepiness in midlife, why does my mind race the second I try to sleep, why can't I get restful sleep anymore, why do I feel foggy and exhausted all day, why am I waking up multiple times a night now, unexplained exhaustion in your 40s, why do I feel wired and exhausted at the same time, thyroid symptoms that feel like menopause fatigue, why does caffeine not help my energy anymore, why do I feel like I never fully recover from sleep, sudden change in sleep pattern in your 40s, why can't I nap even though I'm exhausted, why do I feel more tired on weekends than weekdays, waking up tired even after 8 hours of sleep, why does my energy crash in the afternoon now, could poor sleep be linked to hormones, why do I feel low energy no matter what I do