Wrapping and unwrapping the leather straps may restrict blood flow -- and precondition the heart to oxygen deprivation.
14 Tefillin Facts Every Jew Should Know
Congregation Tiferet Israel (@CTIAustin) / X
The tale of the stolen tefillin - The Jerusalem Post
Tefillin are a set of black boxes with leather straps with scrolls
Congregation Tiferet Israel (@CTIAustin) / X
This Daily Jewish Ritual May Prevent Heart Attacks
Jewish Ritual Could Prevent Heart Damage
Congregation Tiferet Israel (@CTIAustin) / X
A Tale of Two Tefillin Bags - by Natan Slifkin
The Unraveling Of My Hasidic Life – The Forward
Congregation Tiferet Israel (@CTIAustin) / X
Tefillin use induces remote ischemic preconditioning pathways in
Could Performing This Mitzvah Help Save Your Life?