Chronic circadian disruption — such as night-shift work, irregular schedules, or frequent jet lag — accelerates the ...

Disrupted sleep schedules may change breast tissue and immune function, helping aggressive breast cancer grow faster.

Medically reviewed by Cordelia Nwankwo, MD Key Takeaways Uterine fibroids are muscular tumors that can cause bleeding between menstrual periods.Endometrial hyperplasia causes the endometrium to ...

Your cervix is the small opening at the bottom part of your uterus, or womb, that connects your vagina and your womb. A cone biopsy is a minor surgery to remove a cone-shaped piece of your cervix. A ...

Laser treatment has emerged as a leading option for removing scars. Lasers direct heat at small areas of scar tissue, ...

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Cardiac ablation—also called catheter ablation—is a procedure doctors use to treat irregular heartbeats or arrhythmias. During cardiac ablation, doctors insert a thin tube called a catheter into your ...

In a proof of concept study, scientists at Johns Hopkins report they have successfully created personalized, 3-D virtual simulations of patients' hearts for doctors to visualize and perform a ...

Johns Hopkins Medicine scientists who arranged for 48 human bioengineered heart tissue samples to spend 30 days at the International Space Station report evidence that the low gravity conditions in ...

Researchers from Johns Hopkins University used a proprietary 3D virtual heart simulator to preoperatively identify areas of cardiac tissue that required surgical treatment for an irregular heartbeat, ...