Forget about core sleep on your Apple Watch — this is the sleep metric you really need to pay attention to

What is core sleep is on your Apple Watch, and does it even matter? We look at which sleep stages matter most for quality ...
Yahoo Finance

MYndspan Shows Impact of Sleep Quality on Brain Function in Real-Time Using MEG Technology

LONDON, Jan. 20, 2026 /CNW/ - MYndspan, the first company to offer clinical-grade magnetoencephalography (MEG) brain scanning to consumers, today announced findings linking sleep quality to changes in ...
Medical Xpress

Improving sleep isn't enough: Daytime function as a key to assessing insomnia treatments

About one in nine adults suffer from chronic insomnia and its residual effects like drowsiness, cognitive issues, and irritability, as well as increased health risks like diabetes and heart risks if ...
EurekAlert!

Improving sleep isn’t enough: researchers highlight daytime function as key to assessing insomnia treatments

About one in nine adults suffer from chronic insomnia and its residual effects like drowsiness, cognitive issues, and irritability as well as increased health risks like diabetes and heart risks if ...