From: New York Times Video on Thu, Jul 14 2011 3:34 PM

The Times’s fitness guinea pig, Karen Barrow, tries a Figure 4 barre workout. For more Gym Class videos, go to nytimes.com/well.

From: New York Times Video on Thu, Jun 30 2011 12:18 PM

Jack Agüeros, a New York Puerto Rican poet with Alzheimer’s disease, has lost the ability to read and write, but still has moments of lucidity.

From: New York Times Video on Thu, Jun 30 2011 12:18 PM

Jack Agüeros, a New York Puerto Rican poet with Alzheimer’s disease, has lost the ability to read and write, but still has moments of lucidity.

From: New York Times Video on Mon, Jun 27 2011 7:23 PM

June 27, 2011 - The United Nations will soon declare Rinderpest the second disease ever to be eradicated.

From: New York Times Video on Mon, Jun 27 2011 7:23 PM

June 27, 2011 - The United Nations will soon declare Rinderpest the second disease ever to be eradicated.

From: New York Times Video on Mon, Jun 13 2011 9:07 PM

An interview with the neuroscientist in charge of the National Institute on Drug Abuse, who also happens to be the great-granddaughter of Leon Trotsky.

From: New York Times Video on Mon, Jun 13 2011 9:07 PM

An interview with the neuroscientist in charge of the National Institute on Drug Abuse, who also happens to be the great-granddaughter of Leon Trotsky.

From: New York Times Video on Mon, Jun 13 2011 9:07 PM

An interview with the neuroscientist in charge of the National Institute on Drug Abuse, who also happens to be the great-granddaughter of Leon Trotsky.

From: New York Times Video on Tue, May 24 2011 9:42 AM

The Times’s fitness guinea pig, Karen Barrow, tries a samurai sword workout.

From: New York Times Video on Tue, May 24 2011 9:42 AM

The Times’s fitness guinea pig, Karen Barrow, tries a samurai sword workout.

From: New York Times Video on Mon, May 16 2011 9:35 PM

Julio Garcia died unexpectedly in 2010. His widow decided to donate his organs to seven different people. And they recently had the opportunity to thank her in person.

From: New York Times Video on Mon, May 16 2011 9:34 PM

Gavin Snow found out he had stage 3 melanoma two months before meeting Haley Tanner. Together they have endured the ups and downs of living with a tragic disease.

From: New York Times Video on Mon, May 16 2011 9:34 PM

Gavin Snow found out he had stage 3 melanoma two months before meeting Haley Tanner. Together they have endured the ups and downs of living with a tragic disease.

From: New York Times Video on Tue, Apr 26 2011 2:46 AM

Fitness guinea pig, Karen Barrow, reviews a gravity-defying form of yoga.

From: New York Times Video on Tue, Apr 26 2011 2:46 AM

Fitness guinea pig, Karen Barrow, reviews a gravity-defying form of yoga.

From: New York Times Video on Mon, Mar 28 2011 1:32 AM

Michael Moss investigates the relationship of our brain’s reward system and the bottom line.

From: New York Times Video on Tue, Mar 15 2011 10:04 PM

Denise Grady reports on the health lessons Japan can learn from the Chernobyl disaster.

From: New York Times Video on Sat, Mar 05 2011 8:25 PM

The City Critic finds a startling discovery in New York City school lunches: real food.

From: New York Times Video on Mon, Feb 07 2011 10:10 PM

In Vancouver, a controversial strategy against H.I.V. and AIDS includes a site where drug users can inject themselves using clean needles — then get tested and treated if they have the virus.

From: New York Times Video on Sat, Feb 05 2011 4:31 AM

The AgeLab at M.I.T. is partnering with businesses to develop new technologies geared towards helping seniors stay healthy, active and independent.