Is coffee consumption bad for people with atrial fibrillation? One study says maybe not. Guido Mieth/Getty Images A few of my friends have atrial fibrillation, often referred to as Afib. This is a ...

While many people do feel symptoms—a rapid heartbeat, skipping a beat, dizziness, extreme shortness of breath—up to a third of those with AFib don’t realize they have it, either because they have no ...

Instagram is introducing a new tool that lets you see and control your algorithm, starting with Reels, the company announced on Wednesday. The new tool, called “Your Algorithm,” lets you view the ...

Users can note which content they would like to view more frequently. Instagram is handing users some control in deciding what content they see. The social media giant is allowing users to have a say ...

Obstructive sleep apnea and atrial fibrillation (AFib) are two conditions that share a potentially deadly link. Having one increases the odds of developing the other, and together, the breathing ...

Personalized algorithms may quietly sabotage how people learn, nudging them into narrow tunnels of information even when they start with zero prior knowledge. In the study, participants using ...

The original version of this story appeared in Quanta Magazine. Imagine a town with two widget merchants. Customers prefer cheaper widgets, so the merchants must compete to set the lowest price.

A randomized clinical trial found that among people with a history of Atrial fibrillation (AFib) or related rhythm issues, drinking at least one cup of caffeinated coffee daily was associated with a ...

Nov. 18, 2025 – If you're among the 1 in 5 U.S. adults who have an abnormal heart rhythm problem called atrial fibrillation, there's been a flurry of new research about the condition that offers some ...

Drinking a cup of caffeinated coffee daily led to a significant drop in atrial fibrillation (AF) or flutter in patients with sustained AF compared with those who abstained from coffee and caffeine, ...

Cup of coffee in a cafe. Image by Tim Sandle Cup of coffee in a cafe. Image by Tim Sandle New research suggests that drinking coffee may help to protect against atrial fibrillation (AFib), a common ...

A recent randomized clinical trial challenges the idea that people with AFib issues may need to avoid coffee. In fact, coffee may even be protective against AFib episodes. Still, talk to your doctor ...