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James Daniels, M.D.

Leadless dual-chamber pacemaker is a leap forward for heart patients

The dual chamber leadless pacemaker is the latest technology to help regulate the heartbeat. Learn how UT Southwestern's cardiologists help patients benefit from this new device.

James Daniels, M.D. / Nimesh Patel, M.D.

May 24, 2024

Stereotactic radiation offers new hope for high-risk heart patients

UT Southwestern is the only center in North Texas offering cardiac radioablation, a novel therapy that uses focused stereotactic radiation to assist in cardiac ablation for high-risk patients.

James Daniels, M.D. / Richard Wu, M.D. / Robert Timmerman, M.D.

July 28, 2021

What if your heart skips a beat?

Everyone's heart races or feels like it skips a beat sometimes. Some people have them daily, others experience them rarely, but everyone has them.

James Daniels, M.D.

June 16, 2014