Dr. Rosenberg Archives

February 10, 2026

February Heart Health Tip: Don’t Overload This Mineral

Heart disease remains the leading cause of death for both men and women in the United States. According to the latest data from the American Heart Association, cardiovascular disease accounts for nearly 1 million deaths per year, continuing to surpass cancer and other major causes of mortality. Beyond the human toll, heart disease remains one of the most expensive health conditions in the country, costing the U.S. over $400 billion annually in healthcare expenses and lost productivity. Most people focus on the obvious risk factors — diet, exercise, smoking, and alcohol. But there’s another potential contributor that doesn’t get nearly […]

August 12, 2025

Published by Dr. Mark Rosenberg

Anti-Aging Part 1: Nutrition and Sleep

Research has proven that just by making some adjustments to your lifestyle, and paying more attention to optimum nutrition, sleep, exercise and relaxation, you can prevent many of the physical and mental signs of aging. In Part I of this 2-part series, then, I’d like to explain to you what aging really is and how optimal nutrition, adequate sleep, and relaxation can keep you youthful long into your 90s! Up until about 20 years ago, dealing with aching joints, wrinkles, low testosterone, menopause, insomnia, fatigue, and a host of other symptoms was thought to be an inevitable part of aging. […]

July 7, 2025

Published by Dr. Mark Rosenberg

This Vitamin Improves Blood Flow in Summer Heat

Now that you’re older, are you having a hard time tolerating summer heat? Especially when the humidity is high? Well, a new study shows that supplementing with a certain vitamin may be what you need to feel better in summer heat. Folic Acid Helps Older People Tolerate Summer Heat When you were a kid you could probably handle summer heat pretty well. You stayed out playing all day with your friends without a second thought. But, after age 50, you may have noticed that you don’t tolerate summer heat, especially high humidity, the way you used to. In addition, summer […]

May 12, 2025

Published by Dr. Mark Rosenberg

Astaxanthin: An Antioxidant With “Star” Qualities

Many of my patients are on the lookout for anti-aging news and products that will help them stay younger-looking, stronger and healthier as they age. Perhaps you, too, are looking for the best anti-aging products and information you can find. Well, you’ve come to the right place, as anti-aging medicine is my specialty. I’d like to tell you about one of the best anti-aging substances out there – literally a “star” amongst antioxidants. Astaxanthin – An Amazing Carotenoid The Greek word “asta” means “star-like” and even has been translated as “love” itself. Xanthin means yellow in Greek and is a […]

April 7, 2025

Published by Dr. Mark Rosenberg

Part I: Which Food Additives Are Safe to Eat?

In today’s world of processed foods, food additives have become a common part of our diets. You may have heard that some researchers believe artificial additives in processed foods contribute to health issues like type 2 diabetes and other chronic conditions. However, what you might not know is that some food additives are actually safe and even beneficial. In this first part of a two-part article, I’ll introduce you to food additives that are considered safe for consumption. Can You Have Food Additives and Good Health? I’ll admit—there are certain processed foods I enjoy, like yogurt, peanut butter, and packaged […]

March 18, 2025

Published by Dr. Mark Rosenberg

Do You Have Trouble Swallowing?

Sometimes I’ll see patients with the complaint that they’re having trouble swallowing, or a sensation that food is getting stuck in their throat and doesn’t go down easily. The medical term for this is a hard word to pronounce –dysphagia (dis-faj-ah) – and could stem from a number of causes. If you experience difficult swallowing, here’s what you should know about it. Dysphagia – What Trouble Swallowing Could Mean Trouble swallowing – dysphagia – rarely occurs on its own. It usually accompanies some other condition of which it is a symptom. It most frequently occurs in older people, and those with […]

March 17, 2025

Published by Dr. Mark Rosenberg

Part II: Bad Food Additives to Avoid

In Part I, I covered some surprisingly safe food additives found in many foods you may already enjoy. The good news? You don’t have to give those foods up. However, on the flip side, there are food additives that I strongly recommend avoiding due to potential health risks. Here’s what you need to know. Does Your Favorite Food Contain These Harmful Additives? Many of us have eaten certain processed foods for years without really checking the ingredient list. Some food additives pose little to no risk, while others can negatively impact health. The frustrating part? Both safe and harmful additives […]

March 17, 2025

Published by Dr. Mark Rosenberg

How To Keep Your Skin Glowing at Any Age

“You are what you eat” is an old saying I frequently repeat to my patients when they ask me what can they do to make their aging skin look better and younger. It’s not only an old adage it’s really true! What kind of food, and other substances, you put in your body influences your health and nothing reflects overall wellness more than your skin. Here’s what I tell my patients about how to keep skin glowing and healthy at any age. Your Skin Mirrors The Rest of You It’s no coincidence that teenage skin often breaks out in acne […]

February 18, 2025

Published by Dr. Mark Rosenberg

Try 10 of the Best Heart-Healthy Nutrients

You may already know that cardiovascular disease is the #1 cause of death in men and women in the United States today. As such, you may be trying to improve, or maintain, your heart health. It’s really not that difficult if you understand that your heart, like the rest of your body, stays its healthiest with the food you put in it. With that in mind, I’d like to tell you about 10 of the best heart-healthy nutrients you can include in your diet to help make your heart its strongest. The Best Nutrients to Feed Your Heart First, it’s […]