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Credit: Artur Plawgoa / Science Photo Library / Getty Images Lung tumors can undermine the immune system long before immune cells reach the tumor, according to new research from investigators at the Icahn School of Medicine at Mount Sinai. Their study, published online in Nature, shows that cues from the lung cancer tumors provide a “first hit” on myeloid progenitors (precursors of macrophages) in the bone marrow, which dampens interferon response and promotes immunosuppression. Once they reach the tumor, a “second hit” cements their pro-cancer role. “This work changes the way we think about the timing of immune suppression in…

Editor’s note:Strength is front and center of our fitness goals. Waif culture is out, tone and functionality are in. So when we wanted to dive into the cornerstone of strength—building muscle—we knew Jaime Seeman, M.D. (Doctor Fit and Fab) was the right woman for the job. This exclusive mbg Q & A will set you up for success at any age.

Short on time? No problem! This 5-minute core workout proves that you don’t need hours in the gym to strengthen your abs and build stability. Whether you’re squeezing in a quick workout before a busy day or looking for the perfect finisher after a strength or cardio session, this routine will target your entire core in just five minutes.

Why do you feel drained after scrolling your phone, but satisfied after a long walk or deep conversation? According to neuroscientist Tj Power, the answer lies in four key brain chemicals: dopamine, oxytocin, serotonin, and endorphins—or what he calls the DOSE chemicals.

Sometimes you only have five minutes in the morning to make yourself a delicious breakfast that will keep you satisfied until lunch, and that’s where these recipes come in. From avocado toast variations to creamy smoothies to sweet yogurt parfaits, these recipes take only five minutes to make, and they’ve all earned 4- and 5-star reviews among readers. Try our Berry Kefir Smoothie or our Avocado-Egg Toast for delicious breakfast inspiration that will help get you out the door in time. Love any of these recipes? Join MyRecipes to save, search and organize your EatingWell recipes all in one place. It’s free!…

The World Health Organization (WHO) has declared the mpox international public health emergency (PHEIC) over for a second time.WHO’s director general, Tedros Adhanom Ghebreyesus, announced on 5 September that he had accepted the recommendation of an expert committee to end the PHEIC status owing to “sustained declines in cases and deaths in the Democratic Republic of the Congo and other affected countries including Burundi, Sierra Leone and Uganda.”“Of course, lifting the emergency declaration does not mean the threat is over, nor that our response will stop,” he told reporters, acknowledging concerns raised the previous day by experts at the Africa…

Researchers reveal that the combination of a nutrient-rich diet and diverse oral microbes may hold the key to reducing frailty, offering a new path to healthier aging. Study: Diet-microbiome synergy: unraveling the combined impact on frailty through interactions and mediation. Image credit: PeopleImages/Shutterstock.com A new study published in Nutrition Journal reports that U.S. adults with a high-quality diet and greater oral microbiome diversity are less likely to exhibit frailty, a clinical state associated with physical disability and poor health outcomes.   Background Recent advancements in medical science have significantly increased human lifespan. However, this progress is accompanied by a growing…

The Subway Fresh Fit menu returns on September 17 with high-protein sandwiches under 500 calories.Grilled Chicken & Avocado, Steak & Avocado, Turkey & Ranch Delite and more are new options.Each sandwich balances protein, fiber and healthy fats for a nutrient-packed portable lunch. Today, Subway announced the return of its Fresh Fit menu, which will include healthier sandwich selections that will keep you satisfied. The four, six-inch sandwich options will have at least 20 grams of protein, no more than 500 calories and plenty of fresh, nutritious and flavorful ingredients, from a full serving of veggies to its multigrain roll. Here…

When you’ve had cancer, you’re generally at a higher risk of developing a second cancer.[1] But for breast cancer survivors, that risk may be lower than previously thought, according to a new study.[2]The research, published in The British Medical Journal, found that for women who underwent breast cancer treatment, the risk of a second primary cancer — meaning a cancer originating outside the breasts — increased by only about 2 percent compared with the general population.“When somebody has a history of any cancer, they are usually at a higher risk of developing subsequent cancers,” says Jason Aboudi Mouabbi, MD, an assistant…

Plus, 5 ways to decrease your exposure.