Understanding Sinus Infections: Beyond the Common Cold
by Michael Melgar on May 23rd, 2024
Sinus infections, also known as sinusitis, can be a complication of a cold or allergy. But what exactly are sinus infections, and why do they often follow weeks of sinus congestion from a cold or allergy?Firstly, what are sinuses? Your sinuses are air-filled cavities located behind your forehead, cheekbones, and nose. They're lined with a thin layer of mucus-producing cells and are connected to yo...  Read More
The Whole Truth Behind Whole Body MRI Scans – Overhyped, Overpriced, and Overrated!
by Michael Melgar on May 21st, 2024
A number of companies are currently marketing whole body MRI's directly to the public. They claim that these tests can detect cancer and other diseases at an early stage and they imply that this test can save lives. They often showcase futuristic offices and equipment reminiscent of a scene from Star Trek. Some of their promotions feature convincing stories from individuals who claim their lives w...  Read More
Lung Cancer Screening - Is it time to get a CT scan?
by Michael Melgar on May 14th, 2024
The USPSTF has come out with a preliminary recommendation in support of low dose chest CT scans to screen for lung cancer in certain high risk individuals. This is an update of an earlier recommendation which concluded that there was insufficient evidence to recommend for or against such screening. More evidence has now come out allowing the USPSTF to update their recommendation. The new recommend...  Read More
The Drip Dilemma: Why Healthy People Should Steer Clear of IV Therapy
by Michael Melgar on May 13th, 2024
In an era where wellness trends reign supreme, IV therapy has emerged as the latest fad promising everything from enhanced energy levels to boosted immunity. But before you roll up your sleeve for that trendy drip, it's time for a reality check. Despite the glossy marketing and celebrity endorsements, there's a stark truth: healthy individuals have absolutely no business getting hooked up to an IV...  Read More
GMO's (Genetically Modified Organisms) - Are they truly "Frankenfoods" or our best hope for feeding a hungry world?
by Michael Melgar on May 6th, 2024
Genetically Modified Oragnisms (GMO's) have been in the news the past few years as activists in the U.S. and Europe have mounted a campaign to rid our diets of foods that have been altered using the new techniques of genetic engineering. Recently they have pushed for legislation to require labeling of all foods that contain GMO's Opponents of GMO products believe that all foods should be labelled ...  Read More
Ozempic - Obesity cure or panacea?
by Michael Melgar on May 3rd, 2024
Ozempic, Wegovy, Zepbound and Mounjaro have all been in the headlines a lot lately. These drugs are all members of a drug category called GLP1 agonists. They were originally designed to treat diabetes but over time it was noticed that they also resulted in significant weight loss among diabetics who were taking them.What is GLP1 agonists and How Does it Work?GLP1 agonists are a medication primaril...  Read More
Cheap Drugs - How to stay healthy without putting your Piggy Bank on life support.
by Michael Melgar on April 22nd, 2024
Not too long ago I met a new patient who had come to me after her previous doctor had retired.  She was a very pleasant older woman who was retired herself and on a fixed income. She was relatively healthy but had a number of chronic medical conditions such as high blood pressure, high cholesterol, diabetes and an underactive thyroid that were well controlled with the use of six different medicati...  Read More
Antibiotic Resistance - Why this is important to everyone now
by Michael Melgar on July 19th, 2015
Antibiotic resistance is a problem that we have been aware of almost since penicillin was first developed. Its the natural outcome of natural selection when bacteria are exposed to antibiotics, but now we are facing a moment when resistance may disarm even our newest and best antibiotics leaving us vulnerable to infections once again. In the pre-antibiotic era infections were the most common cause...  Read More
98.6 - What's a normal body temperature?
by Michael Melgar on December 4th, 2014
 When trying to figure out whether you have the flu or a cold its often important to know whether you have a fever but what qualifies as a fever? The recent COVID-19 pandemic has made this question more critical than ever. When is a temperature abnormal? When is it a fever? From the time we are young we are tought that a normal temperature is 98.6. Most people would assume that something like 101 ...  Read More
Vitamin D testing - The USPSTF questions the use of routine Vitamin D testing
by Michael Melgar on June 24th, 2014
The United States Preventive Services Task Force (USPSTF) has released its draft recommendation stating that there is insufficient evidence to support the use of routine vitamin D screening. The USPSTF is an expert group of scientists and physicians and they reached this conclusion after reviewing all of the current literature and studies done on vitamin D. A number of studies in recent years have...  Read More
EyeWire -Now you can help scientists discover how the eye sees the world and have fun doing it.
by Michael Melgar on May 28th, 2014
The brain is the most complex structure known to man. There are almost 100 billion nerve cells in the brain, each with up to a thousand connections to other nerve cells. That means there are over a trillion connections in the human brain. The holy grail of brain research is to map something called the “Connectome” ( see The Human Connectome Project). The connectome is the complete map of all the c...  Read More
Tick borne diseases - Don't let them take a bite out of your summer.
by Michael Melgar on May 7th, 2014
The summer is a time of increasing outdoor activities and with that comes an increased chance of exposure to insects and in particular ticks. While its possible to be bitten by ticks even in the depths of winter boths ticks and people are more active in the warmer months. This means the summer is a time when they are more likely to come into contact with each other so this is a good time to go ove...  Read More