Cracking a smile regularly may be good not just for your mood but for your health
Reminding yourself to smile often can not only help you form more friendships but also make you feel better.
Oct 25, 2026
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Finding: Bradycardia
Medical news and research articles
Why the back? How stroking calms infants and mouse pups
Across cultures, the way we soothe an unsettled baby tends to look much the same: hold them close and gently rub their back. The act is so familiar that it's easy to forget how little is actually understood about why it works.
Jul 6, 2026
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Abnormally slow heart rate associated with xylazine-fentanyl overdose
Researchers have identified bradycardia—an abnormally low heart rate—as a symptom of xylazine-opioid overdose. This breakthrough finding from the Icahn School of Medicine at Mount Sinai may help emergency medicine physicians ...
Jan 13, 2026
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Study reveals how a popular fentanyl additive affects breathing and heart rate
While the grip of the opioid epidemic is loosening, thanks in part to extensive public health efforts and rescue medications like Narcan, deaths from accidental overdose still threaten those who use synthetic opioids like ...
Aug 29, 2025
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Heart attacks, fainting and falls: The perils of pooping
The humble toilet seems like the least likely setting for drama. Yet throughout history, it has claimed kings, toppled celebrities and served as the scene of untimely deaths ranging from the tragic to the downright bizarre. ...
Jun 3, 2025
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Well-designed gardens promote relaxation by guiding rapid eye movements, study finds
When was the last time you sat in a garden and simply let your gaze wander? Observation gardens are built especially for this purpose, but can also fulfill other functions, such as providing aid for meditation.
May 15, 2025
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A new way of visualizing blood pressure data can help doctors better manage patients with hypertension
If a picture is worth a thousand words, how much is a graph worth? For doctors trying to determine whether a patient's blood pressure is within normal range, the answer may depend on the type of graph they're looking at.
Apr 24, 2025
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Brisk walking pace and time spent at this speed may lower risk of heart rhythm abnormalities, research suggests
A brisk walking pace, and the amount of time spent at this speed, may lower the risk of heart rhythm abnormalities, such as atrial fibrillation, tachycardia (rapid heartbeat), and bradycardia (very slow heartbeat), finds ...
Apr 15, 2025
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Smartwatch data: Study finds early health differences in long COVID patients
People who later experienced persistent shortness of breath or fatigue after a SARS-CoV-2 infection were already taking significantly fewer steps per day and had a higher resting heart rate before contracting the virus, according ...
Mar 20, 2025
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Manufacturer recalls Accolade pacemaker devices
Boston Scientific has issued a recall of Accolade pacemaker devices, according to a safety communication from the U.S. Food and Drug Administration.
Feb 25, 2025
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