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Blurred Vision, Burning Eyes: This Is a Lasik Success?

Justin Puglisi undergoing Lasik eye surgery in Garden City, N.Y. The 15-minute procedure was performed 700,000 times last year.

How to Protect Yourself From Mosquitoes and Ticks

The C.D.C. says tickborne diseases like Lyme are rising steadily in the Northeast, which has more trees now than a century ago.

More Girls Are Playing Football. Is That Progress?

K-Lani Nava kicking an extra point in a six-person state championship high school football game in Texas, the first girl to do so.

A Competitive Team Sport. For Your Dog.

At the Scallywags Flyball Fever Tournament in Halethorpe, Md., last summer, Corey, an Australian shepherd, left, and Bella, an American shepherd, competed in a relay race.

After a Cancer Diagnosis, Playing the Odds

The author, Katie Palay, with her husband and child.

The Ascension of Cauliflower

When the Lung Cancer Patient Climbs Mountains

Andy Lindsay, a lung cancer patient, was among the climbers and porters heading up Mera Glacier in Nepal to Mera High Camp on a three-week trek this fall.

Do You Believe in Magic? I Do

If a Fairy God Bunny comes into your life, embrace it.

Can Kindness Be Taught?

Prekindergarten students at P.S. 212 in Jackson Heights, Queens, observe their “belly buddies” — stuffed animals placed on their stomachs — as they rise and fall with their breath. The lesson is part of the Kindness Curriculum.

A Before-School Exercise Program May Help Children Thrive

A one-hour, before-school exercise program does seem likely to improve young people’s health and happiness.

Is There an Optimal Diet for Humans?

Members of the Hadza tribe in Tanzania on a zebra hunt.

What Surfing With My Niece Taught Me About Life

The author, Steven Petrow, surfing in Hawaii.

How to Keep Children Safe From Abuse at the Doctor’s Office

Madeline Johnson, right, and her sister, Kara, left, with their parents, Brad and Kelly, at the sentencing hearing of Dr. Lawrence G. Nassar.

A Perplexing Marijuana Side Effect Relieved by Hot Showers

Thomas Hodorowski quit smoking marijuana after learning his years-long bouts of nausea and vomiting were caused by his habit.

Hearing Loss Threatens Mind, Life and Limb

A Surprising Way to Eat Vegetables: For Dessert

Arugula tops a pecan pear cake with blue cheese mousse at Gramercy Tavern.