Waking up at 2 a.m. and struggling to fall back asleep can be frustrating, and staring at the ceiling only makes it worse. But a new viral trick gaining traction on TikTok might offer surprising ...

My insomnia doesn’t show up when I’m falling asleep. Instead, it kicks in when I wake up at 3am – and find it absolutely impossible to nod back off. I’ve tried “clock blocking,” willing myself to stay ...