In the ongoing investigation into the disappearance of 84-year-old Nancy Guthrie, mother of Today show co-anchor Savannah ...

Sleep expert Pat Byrne warned that Nancy Guthrie's heart condition made a fatal cardiac event dangerously likely the moment she was allegedly abducted from her Arizona home.

An expert analysis points to one detail investigators uncovered that could suggest the missing 84-year-old was alive when she was taken.

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Investigators searching for missing 84-year-old Nancy Guthrie are tracking her pacemaker's digital trail, using Bluetooth signal sniffers and video analysis to reconstruct her movements.

Abstract: Some of the advantages of wireless power transfer technology are reliability, safety and convenience of use, features suitable for biomedical applications. In recent years the implementation ...

As the search for Nancy Guthrie continues, authorities are exploring innovative methods to locate her. Dr. Laurence Epstein, System Director of Electrophysiology at Northwell Health, provided insights ...

P RINTED ON TREADMILLS and exercise bikes in gyms around the world is a simple method for estimating the maximum rate at ...