*Most of us understand the importance of regular blood pressure tests, and there’s a quick 30-second test you can perform at home to help assess your heart health and potentially identify health ...

Researchers have identified bradycardia—an abnormally low heart rate—as a symptom of xylazine-opioid overdose. This ...

Your pulse and blood pressure work together as vital indicators of heart health, though they measure different things. While blood pressure shows how forcefully blood pushes against artery walls, your ...

That tension becomes especially clear with heart rate zone training, a popular five-tier system that endurance athletes use to measure effort and fine-tune performance. The well-known formula is ...

Heart rate variability (HRV) is the variation in the time between two consecutive heartbeats over a specific period. Doctors may use HRV as an indicator for certain aspects of a person’s health, ...

Heart rate zones represent different percentages of your maximum heart rate. They can help guide the intensity and effectiveness of your workouts. The benefits of exercise are widespread and include ...

A weak or absent pulse can signal a medical emergency, such as cardiogenic shock or cardiac arrest. Without prompt medical treatment, both conditions can result in death. A person may have a weak ...

You’re familiar with the feeling of your heart pounding in your chest, your blood pulsing through your veins with increasing frequency when you’re scared, stressed, or sweating it out at the gym.

I recently purchased a new oscilloscope for home use. It’s a 250 MHz scope, but I was curious what the actual -3dB frequency was as most scopes have a bit more upper end margin than their published ...