Almost half of U.S. adults over age 30 have some form of gum disease, and the effects can extend far beyond the mouth. Research has linked gum disease to more than 50 systemic conditions, including diabetes, lung cancer and Alzheimer’s disease. So how can we help prevent oral inflammation and harmful bacteria from affecting overall health?

On this episode of On Nutrition, dentist Alex Silvia, D.D.S., explains why gum health matters, which nutrients may help slow disease progression, and whether that tongue scraper is worth adding to your routine.

Is it possible to run out of things to say about nutrition? Not at all! Coming up on On Nutrition: the oral-systemic connection, emotional eating, hypertension, and the food matrix. New episodes every other Tuesday.

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Fatphobia affects more than social interactions; it can interfere with access to proper health care. But where do stigmas against larger bodies originate, and what can be learned from the space between diet culture and body positivity?

On this episode of On Nutrition, “Weight For It” host Ronald Young Jr. examines his experiences in medical settings, the popularity of the “What I Eat in a Day” trend, and how society defines the word “healthy.”

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Experiencing a menstrual cycle — or the lack of one — can bring up a lot of questions. Why do I have more bowel movements during my period? How concerned should I be about gaining weight during menopause? And do I need to stop using plastic cutting boards so I don’t get PCOS?

In this episode of On Nutrition, dietitian Danielle Cahalan explains the science behind cycle syncing, tools for navigating menopause, and which diets are ideal for patients with endometriosis and PCOS.

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Dementia is the sixth-leading cause of death in the U.S., and the most common form, Alzheimer’s disease, is on the rise globally. Although some risk factors are beyond a person’s control, certain diets have been shown to reduce risk. So what should we be eating to improve brain health? Is it all about omega-3s, or is there a secret superfood?

On this episode of On Nutrition, neurologist Dr. Bryan Neth unpacks the best diets for brain health and offers tips for caregivers on how to feed loved ones with dementia.

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It’s more common than ever to hear about gluten sensitivities and celiac disease. But is a gluten-free diet for everyone? How do you know if you need to eliminate gluten? And is the gluten overseas healthier than what we have in the U.S.?

On this episode of On Nutrition, dietitian and nutrition influencer Gabrielle Palmeri talks through the different types of grains, common misconceptions and how to meet your fiber goals — with or without gluten.

For more resources and information, visit dietitiangabrielle.com.

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Morning sickness, cravings and a long list of foods you can’t eat — no one said pregnancy was easy.

So, how should you adjust your diet to grow a healthy baby and make the next nine months as smooth as possible?

On this episode of On Nutrition, dietitian Kate Zeratsky shares which nutrients to prioritize, which types of cheese you’ll need to skip and what else to expect when you’re expecting.

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You know you need to make a health change. You want to make a health change. But you don’t have to do it alone. In fact, having a social support system could mean the difference between success and failure.

On this episode of On Nutrition, we talk with Dr. Matthew Clark about the psychology behind making changes, how health changes can affect relationships, and how to navigate holidays, unsolicited advice — even saboteurs.

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