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Michael Greger MD

Hives from Tick Bite-Induced Meat Allergies

Michael Greger MD | August 27, 2015 | Health

Read More: allergies, alpha-gal, anchovies, anisakis, autoimmune diseases, bacon, cats, chicken, children, fat, fish, hives, insects, leaky gut theory, meat, medications, parasites, pork, pork rinds, poultry, red meat, seafood, skin health, sushi, tick bites, turkey, urticaria

In a previous video Alpha Gal and the Lone Star Tick, I started talking about a tick bite-induced meat allergy, called Alpha-Gal, that is unlike any other food allergy we know. The most interesting feature of the reactions may...

Michael Greger MD

How a Tick Bite Can Lead to Food Allergies

Michael Greger MD | August 25, 2015 | Health

Read More: allergies, alpha-gal, animal products, animal protein, arthritis, autoimmune diseases, brain disease, breast cancer, breast disease, breast health, cancer, Crohn's disease, evolution, farm animals, hormones, IGF-1, immune function, inflammation, insects, kidney disease, kidney health, kingdom, liver disease, liver health, lyme disease, meat, mushrooms, Neu5Gc, parasites, plant protein, pork, protein, saliva, STARI, thyroid disease, thyroid health, tick bites

In the beginning, Aristotle defined two forms of life on planet Earth: plants and animals. Two thousand years later, the light microscope was invented and we discovered tiny, single-celled organisms like amoebas. Then, the electron microscope was invented and...

Michael Greger MD

What Do Eggs Do To Our Arteries?

Michael Greger MD | August 20, 2015 | Health

Read More: American Egg Board, breakfast, cardiovascular disease, cardiovascular health, cheese, cholesterol, eggs, fast food, fat, heart disease, heart health, industry influence, LDL cholesterol, McDonald's, oatmeal, obesity, sausage, smoking, standard American diet

In reaction to the study that found a similar exponential increase in artery clogging plaque in both smokers and egg eaters, one critic countered that eggs have beneficial effects on vascular endothelium, the inner lining of our arteries, citing...

Michael Greger MD

Dietary Cholesterol Affects Blood Cholesterol Levels

Michael Greger MD | August 18, 2015 | Health

Read More: American Heart Association, animal products, cardiovascular disease, cardiovascular health, cholesterol, diabetes, eggs, heart disease, heart health, industry influence, LDL cholesterol, lifespan, longevity, metabolic syndrome, mortality, nutrition myths, prediabetes, smoking, standard American diet

In my video, Eggs vs. Cigarettes in Atherosclerosis, I profiled a study showing that both smoking and eating eggs can harm our arteries. But even egg yolks alone were associated with artery-clogging plaque buildup nearly two thirds as bad...

Michael Greger MD

Do Walnuts Really Improve Artery Function?

Michael Greger MD | August 13, 2015 | Health

Read More: allergies, animal products, cardiovascular disease, cardiovascular health, cholesterol, dairy, hazelnuts, heart disease, heart health, LDL cholesterol, lifespan, longevity, meat, mortality, nuts, olive oil, walnuts

Good news for nut lovers: Eating at least one serving of walnuts per week may drop our chances of a cardiovascular-related death by 50%. However, walnut consumption may only drop our cholesterol levels about 5%. How could we get...

Michael Greger MD

Salmon May Be the Greatest Source of Dietary Pollutants

Michael Greger MD | August 11, 2015 | Health

Read More: animal fat, biomagnification, diabetes, dioxins, fat, Harvard Nurses' Health Study, hexachlorobenzene, hypertension, industrial toxins, mercury, obesity, PCBs, persistent organic pollutants, prediabetes, pregnancy, restaurants, salmon, supermarkets

In my video Diabetes and Dioxins, I explored a nationwide study that found a strong dose-response relationship between industrial toxins and diabetes. Since then, Harvard researchers have reported a link between persistent pollutants like hexachlorobenzene and diabetes in their...

Michael Greger MD

Dr. Greger Takes on Smoothies in New DVD

Michael Greger MD | August 6, 2015 | Health

Read More: DVD

Smoothies have been one of the most requested topics, but for years there seemed to be little pertinent research. I was surprised when I reprised my search this year to find hundreds of studies, so it's smoothie-time! I rarely...

Michael Greger MD

Dr. Greger's 2015 Live Year-in-Review Presentation

Michael Greger MD | August 4, 2015 | Health

Read More: acne, Advanced Glycation End-products, Adventist Health Studies, Africa, African Americans, aging, alcohol, algae, ALS, Alzheimer's disease, AMA, American College of Cardiology, American Diabetes Association, ammonia, amputations, animal fat, animal products, animal protein, antioxidants, arthritis, bacon, beans, beef, biomagnification, blindness, BMAA, body fat, bone fractures, bone health, brain disease, brain health, breast cancer, C-reactive protein, California, California Raisin Marketing Board, cancer, candy, carcinogens, cardiovascular disease, cardiovascular health, cataracts, CDC, cereal, cheese, chicken, chickpeas, China, cholesterol, choline, chronic diseases, colon caner, colon health, dairy, DASH diet, deli meat, dementia, diabetes, Dr. Dean Ornish, Dr. Frank Sacks, Dr. Neal Barnard, Dr. Walter Kempner, dried fruit, eggs, elderly, energy, estrogen, Europe, exercise, eye disease, eye health, farm animals, feed additives, fiber, Finland, fish, Framingham Heart Study, France, fruit, galactose, glycotoxins, grains, greens, ham, heart disease, heart health, heme iron, hepatitis, high blood pressure, hormones, hot dogs, hypertension, IGF-1, industrial pollutants, industrial toxins, industry influence, infants, inflammation, insulin, iron, joint disease, junk food, kidney failure, lentils, lifespan, Lifestyle medicine, liver health, Lou Gehrig's disease, low-carb diets, lung cancer, McDonald's, McDonalds, meat, Meatless Mondays, medical education, medications, Mediterranean diet, methionine, milk, mortality, National Confectioners Association, neurotoxins, nitrosamines, nuts, oils, organochlorines, osteoarthritis, ovarian cancer, oxidative stress, oysters, Parkinson's disease, persistent organic pollutants, Physicians Committee for Responsible Medicine, plant-based diets, pork, poultry, prediabetes, pregnancy, processed foods, prostate cancer, protein, red wine, rheumatoid arthritis, safety limits, saturated fat, seafood, seeds, sleep, smoking, soda, split peas, standard American diet, steroids, stroke, Surgeon General, surgery, Sweden, tobacco, turkey, twins, uterine cancer, vaginal cancer, veal, vegans, vegetables, vegetarians, vision, weight loss, wine, women's health, World Health Organization

View my new live presentation here: Food as Medicine: Preventing and Treating the Most Dreaded Diseases with Diet Every year I scour the world's scholarly literature on clinical nutrition, pulling together what I find to be the most interesting,...

Michael Greger MD

Three Brands of Nutritional Yeast Contain Detectable Lead Levels But the Risk is Minimal

Michael Greger MD | July 30, 2015 | Health

Note from Dr. Greger: In short, we found detectable amounts of lead in samples of Frontier, KAL, and Whole Foods brand nutritional yeast, but the lead levels were so low that they all comply with the exceedingly (and justifiably)...

Michael Greger MD

Dioxins Stored in Our Own Fat May Increase Diabetes Risk

Michael Greger MD | July 28, 2015 | Health

Read More: Agent Orange, animal fat, animal products, blood sugar, diabetes, dioxins, fat, fish, Great Lakes, industrial toxins, obesity, PCBs, persistent organic pollutants, prediabetes, seafood

Finding higher diabetes rates among those heavily exposed to toxic pollutants--such as those exposed to Agent Orange, chemical plant explosions, toxic waste dumps, or heavy metals in fish from the Great Lakes--is one thing. Would the same link be...

Michael Greger MD

Why Would Eating Fish Increase Diabetes Risk?

Michael Greger MD | July 23, 2015 | Health

Read More: Agent Orange, animal products, antioxidants, blood sugar, cancer, diabetes, dioxins, Europe, fish, fish oil, industrial toxins, insulin, meat, metabolic syndrome, omega-3 fatty acids, oxidative stress, pancreas health, PCBs, persistent organic pollutants, pesticides, prediabetes, red meat, reproductive health, seafood, toxins, Vietnam

In the past two years, six separate meta-analyses have been published on the relationship between fish consumption and type 2 diabetes. The whole point of a meta-analysis is to compile the best studies done to date and see what...

Janice Stanger, PhD

Three Surprising Benefits of Whole Grains

Janice Stanger, PhD | July 19, 2015 | Health

Read More: whole grains, whole wheat

Whole Grains Are Healthy -And That Includes Whole Grain Bread Whole grains have an image problem. Pervasive media stories and nutrition books warn that eating grains puts you at risk for obesity and chronic illness. When you look at the...

Michael Greger MD

Do Cholesterol Statin Drugs Cause Breast Cancer?

Michael Greger MD | July 16, 2015 | Health

Read More: breast cancer, cancer, cancer survival, cardiovascular disease, cardiovascular health, cholesterol, estrogen, heart disease, heart health, LDL cholesterol, nuts, phytosterols, plant-based diets, plasma membrane, pumpkin seeds, seeds, side effects, statins, vegans, vegetarians, women's health

What does breast cancer have to do with cholesterol? There are many potential mechanisms by which cholesterol boosts breast cancer growth. For example, our bodies make estrogen, which is correlated with an increased risk of breast cancer, out of...

Michael Greger MD

Breast Cancer Cells Feed on Cholesterol

Michael Greger MD | July 14, 2015 | Health

Read More: body fat, breast cancer, breast cancer survival, breast health, broccoli, cancer, cancer survival, cholesterol, fat, flax seeds, Germany, LDL cholesterol, lignans, low-fat diets, phytosterols, pumpkin seeds, seeds, soy, sunflower seeds, women's health

One in eight American women will be diagnosed with breast cancer in her lifetime. There are a number of compounds in plant foods that may protect against breast cancer by a variety of mechanisms. I've talked about the benefits...

Michael Greger MD

Using Diet to Treat Asthma and Eczema

Michael Greger MD | July 9, 2015 | Health

Read More: asthma, blood pressure, caloric restriction, cancer, carcinogens, cholesterol, eczema, kidney disease, kidney function, kidney health, LDL cholesterol, lung disease, lung health, placebo effect, plant-based diets, side effects, smoking, steroids, Sweden, vegans, vegetarians, weight loss

I previously discussed the power of fruits and vegetables to help prevent and treat asthma and allergies. If adding a few more servings of fruits and vegetables may help asthma, what about a diet centered around plants? Twenty patients...

Michael Greger MD

Treating Asthma With Plants vs. Pills

Michael Greger MD | July 7, 2015 | Health

Read More: allergies, antioxidants, apples, asthma, beans, berries, broccoli, children, citrus, flax seeds, fruit, grapes, Harvard Nurses' Health Study, herbs, inflammation, Japan, lung disease, lung health, nuts, oxidative stress, phytonutrients, polyphenols, protein, respiratory infections, salads, soy, sugar, supplements, tea, tomatoes, vegetables, vitamin C, vitamin E

In my video Treating Asthma With Fruits and Vegetables, I highlighted a landmark study on manipulating antioxidant intake in asthma. The study found that just a few extra fruits and vegetables a day can powerfully reduce asthma exacerbation rates....

Michael Greger MD

How Fruits and Vegetables Can Treat Asthma

Michael Greger MD | July 2, 2015 | Health

Read More: allergies, alpha-carotene, animal products, antioxidants, asthma, beta carotene, chicken, cholesterol, cryptoxanthin, eczema, eggs, fruit, grains, lung disease, lung health, lutein, lycopene, oxidative stress, peas, phytonutrients, plant-based diets, standard American diet, vegans, vegetables, vegetarians

In my video Preventing Asthma With Fruits and Vegetables, I highlighted an international study of asthma and allergies involving more than a million kids. The study found a consistent inverse relationship between prevalence rates of asthma, allergies, and eczema...

Michael Greger MD

How Fruits and Vegetables Can Prevent Asthma

Michael Greger MD | June 30, 2015 | Health

Read More: air pollution, allergies, animal protein, antibiotics, antioxidants, asthma, biomagnification, breastfeeding, calories, children, chronic diseases, dairy, eczema, eggs, elderly, endocrine disruptors, fermented foods, fruit, immune function, India, industrial toxins, inflammation, lung disease, lung health, meat, organic foods, oxidative stress, persistent organic pollutants, plant protein, plant-based diets, probiotics, protein, respiratory infections, saturated fat, smoking, soda, soy, vegans, vegetables, vegetarians, vitamin C

Asthma is the most common chronic disease in children and the prevalence is increasing around the world. Despite this, most research dollars are spent on adult chronic disease. "One might ask," a group of researchers posited "whether this is...

Michael Greger MD

Our Tax Dollars Subsidize Unhealthy Foods

Michael Greger MD | June 25, 2015 | Health

Read More: American Egg Board, animal products, beans, chicken, Coca-Cola, corn, corn syrup, cost savings, dairy eggs, empty calories, factory farming practices, Farm Bill, farmers, feed additives, fish, fruit, grains, industry influence, marketing, meat, Medicare, milk, National Cattlemen's Beef Association, National Dairy Council, National Pork Producers Council, pork, poultry, seafood, soda, soy, standard American diet, subsidies, sugar, tobacco, turkey, vegetables

Why do food companies sell junk? Because unhealthy commodities are highly profitable. This is in part because of their "low production cost, long shelf-life, and high retail value," which create perverse incentives for industries to market and sell more...