NPR

Being A Guinea Pig For Science Can Be A Long, Slow Slog

Brandie Jefferson volunteered for a clinical trial to see if intermittent fasting can help treat multiple sclerosis. Five months in, she realizes that this study won't answer that question.
Here's a kale salad and sweet potato that did get their portraits taken in the name of medical research.

"Why am I doing this, again?"

I've asked myself that question several mornings over the past few months as my stomach begins growling, usually after I smell popcorn in my coworker's office. He's on a strict 10 a.m. popcorn schedule that coincides with my strict 10 a.m. hunger pang schedule.

I am following an intermittent fasting program as part of a clinical trial for people with multiple sclerosis. For the past five months, I have tried to eat only between noon and 8 p.m., and am allowed only water, tea or coffee during the remaining 16 hours.

It's part of a study at Johns Hopkins Medicine in which

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