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#026 Ruth Patterson, Ph.D. on Time-Restricted Eating in Humans & Breast Cancer Prevention

FoundMyFitness

Rhonda Patrick, Ph.D.

Nutrition, Health & Fitness, Medicine

4.85.8K Ratings

🗓️ 8 July 2016

⏱️ 47 minutes

🧾️ Download transcript

Summary

Dr. Ruth Patterson

Dr. Ruth Patterson, a professor in the UC San Diego Department of Family Medicine and Public Health as well as Associate Director of Population Sciences and leader of the Cancer Prevention program at Moores Cancer Center at UC San Diego Health.

In this episode, we chat about:

  • (00:00) Introduction
  • (03:33) Lifestyle modifications that reduce breast cancer risk 
  • (11:18) Modern life disrupts our circadian rhythm, causing us to eat at odd times
  • (14:31) Women who practiced time-restricted eating with a 13-hour fasting window had a 40 percent reduced recurrence of breast cancer
  • (23:03) A longer daily fasting window lowers hemoglobin A1C, earlier fasting reduces inflammation
  • (28:24) Giving your metabolism time-off allows the body to repair itself
  • (30:48) Does eating frequency matter while practicing time-restricted eating?
  • (35:04) Daily fasting improves sleep quality and increases physical activity 
  • (38:27) Genetic risk factors for breast cancer
  • (40:54) Modest lifestyle changes can really lower your breast cancer risk

If you're interested in learning more, you can read the full show notes here: https://www.foundmyfitness.com/episodes/ruth-patterson

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Transcript

Click on a timestamp to play from that location

0:00.0

Howdy folks, Rhonda here. Today's episode features Dr. Ruth Patterson, a professor in the UC

0:05.3

San Diego Department of Family Medicine and Public Health, as well as associate director of

0:09.9

population sciences and leader of the Cancer Prevention Program at Moorage Cancer Center at UC San Diego

0:15.2

Health. If you enjoyed my last episode with Dr. Sachin Panda, I have good news. This will also be

0:21.4

a great episode for you since we talk about some similar ideas, but focus more on the human side of

0:26.4

things, especially when it comes to time-restricted eating since Dr. Patterson does primarily clinical

0:31.8

research. In this 45-minute podcast, we talk about the importance of time-restricted eating as a

0:37.0

practical public health intervention, mostly for its ease of implementation that may have a widespread

0:42.9

impact on disease risk. Why you should probably make sure your time-restricted eating window occurs

0:47.5

earlier in the day rather than later. How the first 5% drop in weight loss can have disproportionately

0:53.7

large effects on the metabolic factors associated with breast cancer risk when compared to subsequent

0:58.7

weight loss. The association of longer fasting durations beginning earlier in the evening and

1:04.2

improved sleep in humans, as well as spontaneous physical activity in their day-to-day lives.

1:09.1

The relationship between metabolism and breast cancer risk, the effect of lifestyle factors such as

1:14.6

obesity, physical activity, what and even when you eat, whether or not you smoke tobacco and how

1:20.7

even modest changes such as consuming food earlier in the day and only during an 11 hour window,

1:26.3

can decrease breast cancer risk and recurrence by as much as 36%. The importance of starting

1:31.7

your fast earlier in the evening and how an earlier eating window has been shown to correlate to

1:35.9

reductions in inflammatory markers. The association of higher circulating insulin levels with breast

1:41.0

cancer risk and how insulin itself has an important relationship with estrogen by affecting the

1:45.6

levels of sex hormone binding globulin. The dangers of having a cellular environment that is

1:50.4

inflamed as the case is with the obese and simultaneously having elevated cellular growth signals,

...

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