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Stay Healthy, Keep Young

Welcome to Dr. Derrina's Life After 50
Let’s enjoy life, staying healthy, happy and young!
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Does fasting improve brain and mental health? The importance of BDNF
Have you seen the candy bar commercial where a hungry, irritated person becoming normal again after eating the candy bar? It is commonly...
Jan 23, 20243 min read


Autophagy & Longevity
Autophagy (pronounced as aw-TAW-pha-gee), literally means eating oneself. When Yoshinori Ohsumi discovered the mechanism of autophagy in baker’s yeast and received a Nobel Prize in 2016, it started a wave of studies and research on autophagy in animals and ultimately human health(1). Autophagy allows cells to recycle their intracellular contents to “rejuvenate” or simply self cleanse. It is decluttering in the cellular level, getting rid of old, nonessential organelles to ma
Jan 15, 20243 min read


Why should we fast?
Intermittent fasting has gained a lot of popularity recently. There are more and more research and data on the benefits of fasting...
Jan 9, 20243 min read


My Personal Wake Up Call
I used to consider myself relatively healthy. As a physician, I kept myself fit and slim. I ate a balanced diet with lots of vegetables...
Jan 7, 20242 min read


A Case of Pins and Needles - Too Much of a Good Thing!
“Moderation!” - my mother’s favorite word Most people have experienced the sensation of tingling, pins and needles poking the skin, when...
Feb 5, 20224 min read


Probiotics and Prebiotics - What are they?
Someone suggested me to write about the difference between prebiotics and probiotics, so here is my attempt to clarify it....
Nov 5, 20212 min read
Will learning a new language help prevent aging of the brain?
Brain aging is probably the most worrisome aspect of aging that most people would be interested in preventing. There are mountains of...
Oct 24, 20212 min read


Diabetes (Part 2) - Not So Sweet!
In the last blog of the 3 "highs" series, we discussed about how diet and exercise can prevent insulin resistance and type 2 diabetes....
Sep 18, 20213 min read


Diabetes (Part 1) - Oh So Sweet!
Among the 3 diseases in our 3 "high" series, I would argue that type 2 diabetes is the most complicated disease but probably the most...
Sep 11, 20214 min read


Cholesterol - The good and the bad
The next of the 3 "highs" that my cousin Charmain and I will be discussing is high cholesterol. High cholesterol is probably the most...
Sep 4, 20214 min read


Hypertension - The Silent Killer
What is High Blood Pressure? Blood pressure is a measurement that is taken at every doctor's visit. There are 2 numbers to the blood...
Aug 28, 20214 min read


Weight loss - No Time to “Diet”
"Diet and exercise" is a very common "prescription" for a lot of medical issues encountered at the doctor's office. It is the treatment...
Aug 21, 20217 min read


3 "highs”- 三高- is not a death sentence
A chance encounter with my cousin Charmain online, we came to realize that we both started blogging! So, we thought it would be a great...
Aug 21, 20214 min read
Any Questions?
Feel free to send me any questions you may have on my blog posts! Or, if you have any requests for future blog post topics, I'd love to hear your suggestions.
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