Show 1438: Bites, Burns, and Blisters? Solving Summer Skin Problems!
Release Date: 07/19/2025
The People's Pharmacy Podcast
When the thyroid gland stops working efficiently, the effects resound throughout the entire body. That’s because this little gland controls metabolism in all our tissues. Before there was a treatment, thyroid disease was sometimes deadly. Doctors started prescribing natural desiccated thyroid derived from animals 130 years ago. This worked well. Synthetic levothyroxine (a thyroid hormone) was developed in 1970 and marketed aggressively. Now levothyroxine is one of the most commonly prescribed medications in the US. The FDA has announced that it plans to ban natural desiccated thyroid. What...
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For decades, neurologists and pharmaceutical firms have been focused on amyloid plaque building up in the brains as the cause of Alzheimer disease. Drug companies have developed compounds to remove that plaque, and they have been successful. There are medicines, notably lecanemab and donanemab, that reduce the amount of amyloid plaque visible on a scan. But they don’t seem to reverse the consequences of disease for the patient–confusion, memory loss, difficulty making decisions. Is it time for us to start rethinking dementia? At The People’s Pharmacy, we strive to bring you up...
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Heart disease is still our number one killer, even though 50 million Americans have been prescribed a cholesterol-lowering statin. Cardiologists pay a lot of attention to cholesterol in all its variety: total cholesterol, LDL, HDL, VLDL. Even blood fats like triglycerides and lipoprotein a [Lp(a)] are getting some attention. What else do you need to know to reduce your risk of heart disease or stroke? At The People’s Pharmacy, we strive to bring you up‑to‑date, rigorously researched insights and conversations about health, medicine, wellness and health policies and health...
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The guest for this encore episode is sleep expert and medical communicator par excellence, Dr. Roger Seheult. With his certification in sleep medicine, he will tell you why you need to get enough sleep, along with how much is enough. If you find you have trouble sleeping, what can you do about it? Dr. Seheult has a lot of practical suggestions that go far beyond sleeping pills. At The People’s Pharmacy, we strive to bring you up‑to‑date, rigorously researched insights and conversations about health, medicine, wellness and health policies and health systems. While our goal with these...
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Losing weight is hard. That’s probably why almost three-fourths of American adults are overweight or obese. On this episode, we speak with a distinguished doctor and former FDA commissioner who has personal experience struggling with the scale. In this discussion of popular weight-loss drugs like Wegovy, we tackle the biology of weight. We also interview an evolutionary anthropologist about some human populations that don’t have problems with obesity. Is their active hunter-gatherer lifestyle burning more calories? At The People’s Pharmacy, we strive to bring you up to...
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If you have ever suffered with sinusitis, you know how terrible it can make you feel. Breathing is difficult; smelling and tasting anything is impossible. What are the causes of sinusitis and what can you do about it? Joe and Terry talk with a leading physician who does research on how to treat sinusitis to find out how you can stop suffering with sinusitis. At The People’s Pharmacy, we strive to bring you up‑to‑date, rigorously researched insights and conversations about health, medicine, wellness and health policies and health systems. While these conversations intend to...
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This week, we start the show with an interview with epidemiologist Thomas Farley, MD, MPH. His essay in ) describes why older Americans are dying of falls at an alarming rate. Once you have a chance to hear why this problem is worse in the US than in comparable countries, we will welcome your calls and stories. Prescriptions for medicines that make people drowsy or unsteady play a major role. Are you taking any? At The People’s Pharmacy, we strive to bring you up‑to‑date, rigorously researched insights and conversations about health, medicine, wellness and health...
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Are you concerned about your bone health? Do you worry about osteoporosis? According to the CDC, more than 10 million Americans have low bone density that makes them more vulnerable to fractures. For many older people, a fracture can be devastating, reducing mobility and possibly even leading to death. What evidence can help you maintain strong bones? At The People’s Pharmacy, we strive to bring you up‑to‑date, rigorously researched insights and conversations about health, medicine, wellness and health policies and health systems. While these conversations intend to offer...
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The statistics are shocking. At any given time, nearly one fourth of American adults are experiencing low back pain. Even worse, roughly one-third of the population will have to deal with chronic pain at some point in their lives. How does the brain react to pain? What can people with chronic pain do to alleviate their suffering? Our guest is a nationally recognized pain expert with a number of suggestions. At The People’s Pharmacy, we strive to bring you up to date, rigorously researched insights and conversations about health, medicine, wellness and health policies and health...
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For the last several decades, nutrition scientists have been debating the pros and cons of various dietary approaches. The Mediterranean diet has a lot of proponents, and we have interviewed some of them on The People’s Pharmacy. Dr. Barry Popkin and Dr. Walter Willett endorse olive oil, whole grains, fruits and vegetables with only small amounts of animal-sourced food. Listen to for more information. Dr. Will Bulsiewicz is a fiber evangelist. You can hear him on . Plant-based diets can fall along a spectrum from mostly plants with some meat, fish and eggs to completely...
info_outlineThis week, we asked dermatologist Dr. Chris Adigun into our studio to answer your questions about summer skin problems.
The Link Between Sun Exposure and Skin Cancer:
Intense summer sunshine can cause sunburn and skin damage. The most worrisome consequences are skin cancers that may show up on cheeks, ears, noses, lips or other unexpected places. How can you recognize a potential skin cancer? What will the dermatologist do about it? Even more important, can you reduce your risk for basal or squamous cell carcinoma? (Those are technical terms to describe skin cancers that are not melanoma.)
What are the best ways to avoid harming your skin while you are enjoying the great outdoors, whether you are at the beach or on the hiking trail? Are there criteria you can use to choose the best sunscreen without spending a fortune? How often do you need to apply it? Can you get enough vitamin D compounds if you wear a high SPF sunscreen?
Are there skin conditions that might actually benefit from a bit of sun and salt water?
Lowering Your Chance of Melanoma:
The relationship between sun exposure and melanoma is less clear than that between sun and basal or squamous cell cancers. Find out what might make a spot suspicious. Where should you be checking your skin? What can a dermatologist do to help?
Heat and Humidity Challenges:
In addition to sun, heat and humidity can challenge our skin. Fungal infections may proliferate under those conditions, resulting in athlete’s foot, jock itch or under-breast rash. Can we make our sweaty skin less hospitable to fungi?
Have you been troubled with heat rash? We’ll find out what it is and what to do to get rid of it.
Other Summer Skin Problems:
Long summer hikes can result in more trouble than sunburn or sore muscles. Unless you are very careful with your shoes, sweaty feet can develop blisters. Are there good preventive strategies? If you get a blister anyway, what can you do to ease the pain–and keep it from getting worse?
Bug bites may also be the bane of your existence. Chiggers hang out in grass or brush waiting to take a bite of a tasty mammal walking by. Can you avoid or discourage them? And if you do get chigger bites, how can you manage the dreadful itch?
We also want to avoid bites from ticks and mosquitoes. They may have different niches and behaviors, so avoiding them may require different tactics. What works best? How can you choose a good insect repellent for outdoor activities, and will it interact with your sunscreen?
Poison Ivy and Its Cousins:
Poison ivy, poison oak and poison sumac all contain the resin urushiol, which can be extremely irritating to sensitive skin. Do you know how to identify these plants so you can avoid them? If you find yourself in the middle of a poison ivy thicket, can you take quick action and reduce the chance of a rash? If you end up with a rash–it happens–we’ll find out how you can ease the suffering.
This Week’s Guest:
Chris G. Adigun, MD, FAAD, is a board-certified dermatologist who practices both general dermatology and cosmetic dermatology at the Dermatology and Laser Center of Chapel Hill, NC. Dr. Adigun is devoted to increasing public awareness of skin cancer and the harmful effects of UV rays—both medical and cosmetic. She specializes in both nail disorders and laser treatments.