The Science of Sustainability

Health

Visiting the Dentist Chair of the Future

Visiting the Dentist Chair of the Future

It probably goes without saying — the dentist’s chair isn’t the most popular place to visit. But going to the dentist may one day be a very different experience.

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Mistletoe: Friend or Foe?

Mistletoe: Friend or Foe?

Have you been hanging out under the mistletoe at holiday parties, hoping for a kiss? Well, that mistletoe is more than a Christmas kissing custom. It’s a parasite that can harm trees—and a potential treatment for cancer.

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How Jet Lag Resets the Body Clock

How Jet Lag Resets the Body Clock

If you plan to take any long plane trips this holiday season, here are a few things to keep in mind: jet lag, scientists say, often hits women harder than men. The direction you're flying matters, too. Jet lag is worse when traveling from west to east. In fact, studies suggests that jet lag can do a lot more than just wear us out

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D'OH! DHA Supplements Don't Reduce Alzheimer's Risks

D'OH! DHA Supplements Don't Reduce Alzheimer's Risks

Another promising dietary supplement fails to deliver protection against a target disease, this time Alzheimer's.

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How Do You Decaffeinate Tea?

How Do You Decaffeinate Tea?

Ever wonder how tea is decaffeinated?

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AIDS Researchers Unlock Cell Death Mystery

AIDS Researchers Unlock Cell Death Mystery

For nearly 30 years scientists have known that a cell vital to the immune system dies off in patients with HIV, leading eventually to the onset of AIDS. But exactly when and how has remained a mystery – until now.

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A Superfoods-laden Thanksgiving

A Superfoods-laden Thanksgiving

Four prominent Thanksgiving food items could be considered 'superfoods.' Are these on your table?

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Latest Salt Guidelines Are At Odds With Biological Data

Latest Salt Guidelines Are At Odds With Biological Data

US dietary guidelines for sodium intake are not practical for the general population.

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VA Doctors Solve a Medical Mystery

VA Doctors Solve a Medical Mystery

As soldiers continue to return from Iraq and Afghanistan, doctors who treat them find themselves at the forefront of scientific research. That's the case at the Veterans Affairs Hospital in Palo Alto, where scientists have made a surprising discovery. Amy Standen reports.

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VA Doctors Solve a Medical Mystery

VA Doctors Solve a Medical Mystery

At the Veterans Affairs Hospital in Palo Alto, doctors have made a surprising discovery in many vets returning from Iraq and Afghanistan.

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Meditation Training Improves Markers Of Cellular Health and Psychological Well-Being

Meditation Training Improves Markers Of Cellular Health and Psychological Well-Being

Intensive meditation training increases psychological well-being and telomerase activity in immune cells.

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Vitamin D Deficiency Common In Skin Cancer Patients

Vitamin D Deficiency Common In Skin Cancer Patients

New research from Stanford University suggests that dermatologists must be aware that their recommendations to avoid sun exposure, particularly for patients at high risk of skin cancer, may be inadvertently creating other health problems.

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A National Expo of Science

A National Expo of Science

This past weekend, I was on the National Mall in Washington, D.C. with a notebook and a very good pair of walking shoes. I spent the weekend exploring the inaugural expo of the USA Science and Engineering Festival.

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Dried Plum Consumption Induces Bone Growth In Older Mice

Dried Plum Consumption Induces Bone Growth In Older Mice

New research from the UC San Francisco Veterans Affairs Medical Center shows that eating high doses of dried plums (prunes) increases bone volume in adult and elderly male mice.

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When Brains Hit The Gym

When Brains Hit The Gym

Can brain performance be improved? The $300 million-a-year "brain-fitness" industry is betting that the answer to that question is yes. Some companies say that an 80-year old brain can perform just as well as a 25-year old brain after some specialized video game training. What about crossword puzzles and regular old exercise? QUEST takes a look at the growing brain fitness industry and the science behind it.

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When Brains Hit the Gym

When Brains Hit the Gym

The general idea is that by doing a series of basic and repetitive tasks, which get harder over time, you’re actually changing your brain structure. Over time, the manufacturers claim, you can train an old brain to behave like a new one. But many scientists who study aging are skeptical.

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Alice Waters' School Lunch Initiative Effective At Instilling Healthy Habits In Children

Alice Waters' School Lunch Initiative Effective At Instilling Healthy Habits In Children

A recent report issued by scientists from the Atkins Center for Weight and Health at UC Berkeley examined the impact of the School Lunch Initiative (SLI) on the eating behaviors of children transitioning from elementary school to middle school.

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Health Officials to Consider Tightening Vaccine Exemptions

Health Officials to Consider Tightening Vaccine Exemptions

Concerned by the increase in the number of children who are starting kindergarten without all their vaccines, public health officials in the Bay Area will look into the possibility of tightening the system that allows parents to opt out from mandatory immunizations.

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Reporter's Notes: Greening Your Drive

Reporter's Notes: Greening Your Drive

In my search for a greener car, I have considered biodiesel, hydrogen, and even clean diesel. What looks most promising to me, however, are low and zero operating emission plug-in vehicles.

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San Francisco Among Top Cities For HIV Testing

San Francisco Among Top Cities For HIV Testing

New CDC survey shows that San Francisco has been successful in getting HIV-positive men tested.

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