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Jay Williams, Ph.D.
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Jay Williams, Ph.D. is an acclaimed physiologist and medical nutritionist, author, researcher, and health and wellness consultant. Dr. Williams, most recently recognized for her workshops on the science of stress reduction and biofeedback – has dedicated most of her career to researching the optimal methods for combining physical health with emotional and energetic harmony. A national, and international educator, her commitment to helping others learn to help themselves holds the vision that an intellectual understanding of the science can lead to a deeper “understanding” that we call the wisdom of caring for ourselves.

Riley Rearden is a writer and researcher at UC Berkeley/UCSF. Her focuses are nutrition, exercise physiology, and the biology of stress.

Entries by Jay Williams, Ph.D.

Optimal Diets for Longevity: The Science, Not the Hype

(84) Comments | Posted December 11, 2012 | 11:00 AM

The conversation regarding what constitutes the ideal diet for optimal wellness and longevity is an ongoing and exhausting debate. Experts from each respective dietary camp have a plethora of data pointing to their case for why their particular system is the gold standard. But so far, this ongoing debate has...

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Being Human 2012

(0) Comments | Posted March 7, 2012 | 1:08 PM


What does it mean to be human in 2012? Are we who we think we are? How will humanity continue to evolve? How does technology play a part in this evolution? These are not simple questions to wrap our minds around,...

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The New Science of Aging

(1) Comments | Posted October 4, 2011 | 1:34 PM

What's my obsession with the New Science of Aging?

As a physiologist, science writer, and wellness consultant, my client base is dominated by the 50+ crowd seeking new ways to weather the not so golden years ahead. In our constantly evolving, youth-obsessed culture, where 50 is the new 30,...

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Telomeres: The Aging Process Between Our Cells and Our Selves

(3) Comments | Posted March 21, 2011 | 2:40 PM

The topic of telomeres and telomerase is not a new one. These "caps" at the ends of our chromosomes have a primary function of preventing the "fraying" of our chromosomes as our cells replicate. We have known for many years that as a cell ages, its telomeres become shorter. Eventually,...

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Restricting Calories to Live Longer: Does it Work?

(194) Comments | Posted February 13, 2011 | 9:26 AM

With the demand for various anti-aging products and procedures at an all time high, our obsession with prolonging our lifespan and aging gracefully is greater than ever. But what if the ultimate answer to achieving the fountain of youth lies simply in the amount of food you consume?


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The Key to Getting Motivated

(5) Comments | Posted February 3, 2011 | 6:46 PM

If those New Year's Resolutions you made haven't stuck, chances are something was missing in the formula.

The word "motivation" comes from the Latin word for "to move." Motivation is not something you have or do not have, but more like a throttle that has a low, medium and high...

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Are You a Sinker or a Floater? How to Know If You're Getting Enough Fiber

(107) Comments | Posted December 4, 2010 | 10:00 AM

Fiber plays an important role in defining the way you look and feel, the status of your health and indirectly, the health of our planet. This calorie-free substance, found mainly in plant food sources, is mostly indigestible and passes through the digestive tract intact. Fiber also fills us up. How...

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Don't Like to Workout? Try a Different Approach

(10) Comments | Posted October 27, 2010 | 8:30 AM

By now you have heard that an inactive lifestyle contributes not only to weight gain, but also to elevated blood fats, cardiovascular disease, several kinds of cancer and reduced blood sugar regulation. Lack of physical activity/movement also increases depression, memory loss, cognitive dysfunction, fatigue and a host of other emotional...

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The Alcohol Controversy: Is Drinking Good for You?

(293) Comments | Posted October 5, 2010 | 4:15 PM


Understanding the effects of drinking alcohol on health and longevity is an old topic that constantly earns fresh attention, usually amid new studies that reveal both healthful and harmful effects from enjoying a few beverages.

So what is the healthiest code of conduct...

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Hormone Healthy Food Choices

(25) Comments | Posted September 24, 2010 | 7:00 AM


When hormones become unbalanced, they can negatively affect our health, put us at risk for cancer and heart disease, and destroy our mood and productivity. No matter what your age, consuming the right foods is a natural and effective way to...

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The Soy Controversy

(185) Comments | Posted August 24, 2010 | 4:17 PM

The ongoing controversy linking cancer to soy -- the healthy, protein-rich alternative to meat and dairy products --is alarming. While there is some element of truth in these assertions, they are profoundly misleading.

Here's what you need to know: Not one scientific study refutes the fact that soy -- in...

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