
How Fasting May Reshape Metabolism and Activate Immune Defenses Against Cancer
Research has found that cancer patients can reshape metabolism and accelerate cancer cell death (apoptosis) by simulating fasting for five days alongside regular treatment. Radiation oncologist Liao Zhiying noted on NTDTV's 'Health 1+1' program that intermittent fasting or simulated fasting can activate the body's antitumor immunity and weaken the survival capability of cancer cells, which has potential in cancer prevention and as a complementary treatment.
How Diet Can Strengthen Immune Cell Function
To support their rapid growth, cancer cells consume a large amount of glucose and generate energy through anaerobic respiration, but they also rely on nutrients such as fatty acids and amino acids. Therefore, Liao suggested that adjusting the diet to influence metabolism could be a feasible strategy. Even though it might not be able to completely block cancer cells from obtaining sugar, fatty acids, and proteins—because these are also nutrients required by normal cells—modifying the proportion, content, and timing of the diet can help the body activate its own defense mechanism.
During dietary adjustments that limit energy supply, normal cells have the ability to undergo cellular breakdown or autophagy—a process that allows cells to clean out waste and repair themselves. These are especially beneficial attributes for enhancing immune cell function. In contrast, cancer cells are more susceptible to damage because of problems with their mitochondria—the parts of cells that produce energy—and they cannot adapt easily to metabolic stress, making them more likely to be eliminated during chemotherapy, radiotherapy, or immunotherapy.

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3 hours ago
- Yahoo
Muscle-preserving drugs could generate over $30 billion in sales by 2035, TD Cowen says
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Business Upturn
21 hours ago
- Business Upturn
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Full details are available on the official HealthRX website at Highlight on GLP-1 Medication Access: Ozempic®, Zepbound®, and Tirzepatide Options GLP-1 medications have emerged as a physician-supervised option for individuals managing obesity or weight-related conditions. HealthRX facilitates access to FDA-approved GLP-1 treatments such as Ozempic®, Zepbound®, and Tirzepatide®, as well as compounded GLP-1 or GLP-1/GIP medications based on clinical suitability. These medications work by targeting appetite regulation and glucose control pathways and are prescribed in accordance with FDA labeling or compound-specific clinical judgment. The HealthRX platform outlines potential usage scenarios, average pricing tiers, and expected timelines for prescription delivery—all while emphasizing that outcomes vary by individual. 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Individual experiences are unique, and HealthRX maintains a strict no-guarantee policy regarding outcomes. Additional testimonials and review information are linked from Platform Policies and Consumer Disclosures HealthRX outlines its key platform policies, including: No charge if a user does not qualify Cancellation is available anytime without penalties Refunds are processed within 24–48 hours if eligibility is not met Insurance is not required but may be used independently for reimbursement These policies are detailed in the platform's Terms of Service and FAQ sections at About HealthRX HealthRX is a U.S.-based virtual healthcare platform offering GLP-1-based weight management, online prescription access, and ongoing support through secure telehealth services. The platform includes Health RX Telehealth™, Health RX Prescription Access™, and Health RX Wellness Support™, designed to provide adults with personalized, remote wellness strategies. HealthRX is not a healthcare provider itself, but coordinates licensed services through verified clinical partners. More about the HealthRX platform can be found at Product and Contact Information Products and Services: Health RX Telehealth™ Health RX Prescription Access™ Health RX Wellness Support™ GLP-1 Medications: Ozempic®, Zepbound®, Tirzepatide®, Compounded Options Website: Contact Email: [email protected] Phone: +1 (208) 494-2534 Disclaimer This release is for informational purposes only and does not constitute medical advice, diagnosis, or treatment. Individual results may vary. Consumers should consult a licensed medical provider for personalized recommendations. HealthRX does not guarantee eligibility, outcomes, or medication access. GLP-1 medications may cause serious side effects, including possible thyroid tumors. Do not use if you or a family member have a history of medullary thyroid carcinoma (MTC) or MEN 2. 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Boston Globe
a day ago
- Boston Globe
Trump travel restrictions bar residents needed at US hospitals
'If international medical graduates can't start their medical residencies on time on July 1, the ramifications are so far-reaching that it is really unconscionable,' said Kimberly Pierce Burke, executive director of the Alliance of Independent Academic Medical Centers. Senior residents leave hospitals in June and go on to start their careers, she noted. Hospitals rely on new residents to replenish their ranks. 'If they don't come on July 1, that leaves a hole in the patient care team,' Burke said. 'Who's going to pick up the slack?' Get Starting Point A guide through the most important stories of the morning, delivered Monday through Friday. Enter Email Sign Up On May 27, the Trump administration suspended new interview appointments for foreign nationals applying for J-1 visas. The visas, for participants in cultural or educational exchange programs, are used by most medical residents arriving from overseas. Advertisement On Wednesday, the State Department lifted the pause on visa appointments, according to an official who spoke anonymously to discuss an internal policy change. It was not immediately clear how many, or how quickly, physicians could be granted their visas. The process now includes 'enhanced social media vetting,' intended to ferret out potential security risks, the official said. The administration also has banned or restricted travel to the United States from 19 countries. The restrictions may be extended to an additional 36 countries, including many African nations, if they do not comply with U.S. demands regarding overstayed visas and security concerns. Advertisement The bans and restrictions were motivated by a commitment 'to protecting our nation and its citizens by upholding the highest standard of national security and public safety through our visa process,' the State Department official said. Foreign doctors from countries covered by the bans and other restrictions could request a 'national interest exception,' according to the State Department. It was not immediately clear how that process would unfold. The American medical system relies heavily on physicians from other countries. One in five U.S. physicians was born and educated overseas, according to the Association of American Medical Colleges. New doctors from other countries account for 1 in 6 medical residents and specializing fellows at U.S. teaching hospitals. In 2024, the Educational Commission for Foreign Medical Graduates sponsored more than 15,500 doctors from more than 150 countries to fill residency or fellowship training spots at 770 hospitals. Related : Residents are new medical school graduates who complete their training by working for several years under the supervision of more experienced doctors, gaining experience and acquiring the skills needed for various specialties. They work up to 80 hours a week on average, earning relatively low salaries. Residents are the foot soldiers of hospitals, critical to their operations, said Dr. Douglas DeLong, a semiretired physician in upstate New York who has worked in academic training programs. 'If you're a patient in a hospital, the resident is the first doctor you see in the morning,' DeLong said. Many foreign medical residents stay and build their careers in the United States. Most go into primary care fields such as internal medicine, family medicine and pediatrics, areas of shortage that American medical graduates tend to avoid. Advertisement Many of the 6,653 noncitizen doctors accepted for residency positions in the United States this year had already secured visa appointments before May 27. Those from banned countries who are already in the country are able to remain. But an estimated 1,000 medical residents were not able to obtain visas allowing them to work in the United States. The vacancies will have disparate effects on hospitals, depending how heavily reliant they are on foreign medical talent. At Brookdale Hospital Medical Center in the Brooklyn borough of New York City, people queued up for emergency care Monday. The lobby thrummed with visitors clutching bouquets of roses, and patients nodded off on benches, waiting to be seen. Like many hospitals in underserved communities, Brookdale relies heavily on international medical graduates who are not U.S. citizens to staff the medical and pediatrics floors and outpatient clinics. 'It's a wait-and-watch situation,' Dr. Christos Paras, who oversees the residency program, said in an interview. 'We just don't know what the impact will be.' 'We have residents from literally all over the world,' he added. 'I am not exaggerating — every continent.' Brookdale's internal medicine residency program relies on foreign medical graduates to staff about 90% of its 55 positions. So far, two noncitizens have been blocked from entering the country, said Dr. Conrad Fischer, director of the program. 'If I am missing two or three people, I can go out and get the spots filled,' Fischer added. 'But next year, we're not talking about missing two or three — we're talking about missing thousands.' Advertisement If the travel restrictions are maintained, 'it would gut the program,' he said. Dr. Christos Paras, who oversees Brookdale's residency program, at the hospital on Monday. Paras said that Brookdale doesn't know "what the impact will be" on Trump's travel ban. NICOLE CRAINE/NYT Hospitals and clinics in rural areas of the country already struggle to recruit graduates of U.S. medical schools to their residency programs. They rely heavily on international graduates. New foreign doctors are not taking residency positions away from American medical school graduates. Just the opposite: This year, there were about 40,000 residency positions offered through the national match system, but only 28,000 graduates of U.S. medical schools. Foreign residents fill a crucial labor shortage. Hospitals are not allowed to overwork residents and may lose their accreditation as medical teaching institutions if they do. An insufficient number of residents could also cost them Medicare funds tied to graduate medical education. The noncitizen international medical graduates who make it to U.S. training programs are 'well-trained, well-qualified and motivated,' DeLong said. 'This is the new generation of physicians for Americans,' he added. 'These are the physicians who will take care of us as we age. They are the future of medicine.' This article originally appeared in .