Atrial fibrillation is a common but often silent heart condition, especially over 60. Learn the symptoms, risks and why early ...

Researchers have used the zebrafish (Danio rerio) to identify the role of a gene involved in cardiac rhythm, which could help explain the fundamentals of what it takes to make a human heartbeat.

The results of a study demonstrating how circadian rhythms in heart cells are involved in changing heart function over the course of the day could help to explain why shift workers are more vulnerable ...

The science of death often seems strange and scary, but there are some trends, including this particular pattern of ...

Heart disease is one of the leading causes of death around the world. Among the many types of heart problems, two conditions ...

Tiny pores in heart cells generate electrical signals to initiate each heart beat. Structural studies of these channels provide details on their functions, and also on their malfunction due to ...

Researchers have discovered the molecular origins of the heart beat. They have found the proteins that make up tiny sodium channels in the tissues of the heart that can help generate the heart beats.

Heart attacks and cardiac arrest represent two of the most serious cardiovascular emergencies facing modern medicine, yet public confusion between these distinct conditions remains widespread. This ...