Your apartment turns into an oven by mid-afternoon. By bedtime, no amount of fan-pointing or pillow-flipping brings relief. You wake up groggy, sweaty and frustrated. If this sounds familiar, you’re not alone. Record-breaking summer heat is making it harder than ever to sleep well, especially for renters who can’t control their building’s insulation or install permanent cooling upgrades. Meanwhile, a wellness trend called sleepmaxxing promises better rest through optimized habits and environments. You don’t need…