Meeri Kim

Pasadena, Calif.

Meeri Kim is a freelance science writer who has contributed to The Washington Post since 2013. She has a PhD in physics from the University of Pennsylvania.
Latest from Meeri Kim

Parkinson’s may begin in the gut, study says, adding to growing evidence

Mucosal damage — an erosion, break or sore in the mucous lining of the GI tract — was associated with a 76 percent greater risk of developing Parkinson’s.

September 5, 2024

Turmeric supplements may harm the liver in some people

Modern preparations of the turmeric plant, combined with a genetic susceptibility in certain patients, is most likely the cause, experts said.

June 25, 2024
Turmeric has been implicated in a small, but growing number of cases of acute liver injury. (iStock)

Why acting out in dreams may signal a health issue

Researchers say that dream enactment is symptomatic of serious health issues such as Parkinson’s, obstructive sleep apnea and post-traumatic stress disorder.

March 21, 2024
Those who regularly act out their dreams should see a physician and undergo a sleep study to uncover the underlying reason for their behavior, experts say.

Women’s brains change across the menstrual cycle

During menstrual cycles, a woman’s brain changes. New research shows that the volume or thickness of certain regions change in sync with hormone levels.

November 30, 2023

Depression after weaning can be a serious concern for some new moms

Postweaning depression is less well known and researched than postpartum depression. More education is needed for women to feel less alone, experts said.

October 19, 2023

Origins of Parkinson’s may lie in the gut. Researchers hope to prove it.

If the hypothesis that misfolded proteins start in the gut and travel to the brain is proved, it could lead to early detection and treatment of Parkinson’s.

September 28, 2023