Medical devices Archive

Certain devices that use magnetic chargers may interfere with cardiac devices such as pacemakers. A doctor should advise people on which ones to avoid or to use caution when operating.

When a smart watch alert suggests that person's heart rate is below 40 beats per minute, it could be an error, especially if no symptoms are present. But it could signal a heart problem called bradycardia that has many possible causes.

Stimulant medications, which are usually prescribed to treat attention deficit disorder in children, are being prescribed increasingly to older adults. These drugs may cause a short-term spike in the risk of heart-related problems, including heart attacks, strokes, and arrhythmias. Dietary supplements that promise weight loss or better physical or mental performance may contain prohibited, unlisted, and potentially dangerous stimulants.

Bioidentical hormone preparations aren't superior to FDA-approved hormone medications and may bring additional risks.

The most common type of heart failure in older adults is heart failure with preserved ejection fraction. This is caused by the heart's left ventricle not being able to relax, which means less blood enters the chamber, so less gets pumped out. Prevention and treatments continue to evolve, but include controlling blood pressure, addressing weight gain with exercise and diet, not smoking, and curbing alcohol intake.

A draft guideline from a national panel of experts recommends that people without heart disease who are 60 and older should not take low-dose aspirin to prevent a heart attack or stroke.

Walking pneumonia means a person with pneumonia is highly likely to get well at home and not develop complications. Still, walking pneumonia is considered a significant infection and requires prompt and appropriate treatment. Doctors usually prescribe antibiotics and rest.