The saline solution in the neti pot both soothes and cleans the nose, said Dr. John DelGaudio, chief of rhinology and sinus surgery at Emory University School of Medicine.

CNN: Why people swear by the neti pot

Gorski, an associate professor of surgery at the Wayne State University School of Medicine, is the managing editor of the influential blog Science-Based Medicine.

NEWYORKER: The Operator

"If you're male, you're going to have to go through the rectum, " said Dr. Sayeed Ikramuddin, director of gastrointestinal surgery at the University of Minnesota Medical School.

CNN: Use of natural openings may ease weight-loss surgery

Dr. Ed Livingston is chief of gastrointestinal surgery at the University of Texas Southwestern Medical School.

NPR: Weight-Loss Surgery: It's Not for Everyone

Surgeons at Brigham and Women's Hospital, in Boston, Massachusetts, have been performing bariatric surgery with good results since 1995, said Dr. Malcolm Robinson, an assistant professor of surgery at Harvard Medical School, who practices at the hospital and wrote an editorial accompanying the study.

CNN: Weight-loss surgery safe, but sleep apnea increases risk

He is also a professor of surgery at the Mount Sinai medical school.

NEWYORKER: The Operator

"The dilemma we're facing is more and more women are choosing to remove both breasts, " said Dr. Michael Sabel, associate professor of surgery at the University of Michigan Medical School, in a statement announcing the findings.

CNN: Why more women are choosing double mastectomies

Both he and study author Dr. Timothy Wilt of the University of Minnesota School of Medicine said the results suggest that many men who have received surgery in the past probably didn't need it.

MSN: Prostate cancer surgery fails to cut deaths in study

Two teenagers whose fingers were cut off in a game of tug-of-war at a school in California are awake and alert after surgery, a medical official says.

BBC: Teenagers lose fingers in tug-of-war accident