Infectious Diseases

Are you a vitamin D user? NHS England has recorded multiple incidents of vitamin D toxicity, and experts warn about the risks of overdose. According to the NHS, it’s essential to understand the following: Understanding Vitamin D What is Vitamin D? Vitamin D is a crucial nutrient that helps the body absorb calcium and phosphate, … Read more

Medically Reviewed and Compiled by Dr. Adam N. Khan, MD. Quick Summary Yes. An ear infection can cause a sore throat because the ear and throat share nerves, drainage pathways, and lymphatic structures. Pain often travels between these areas, and fluid from the middle ear can drain down the throat, creating irritation. But the real … Read more

Yes. A 70-year-old can survive chemotherapy, and many do. Survival depends on cancer type, stage, overall health, organ function, and how the body tolerates treatment—not age alone. Understanding Chemotherapy in Older Adults Chemotherapy uses drugs to kill or slow cancer cells. In people aged 70 and older, the body processes these drugs differently due to … Read more

The Department of Agriculture has new dietary guidelines. They include a food pyramid that looks different from the one you might remember. Now, proteins and healthy fats take center stage. Grains? Not so much. These updates, revealed on January 7, mark a significant shift from earlier advice. The new food pyramid appears almost flipped compared … Read more

Medically Reviewed and Compiled by Dr. Adam N. Khan, MD. Pancreatic cancer is known for hiding in plain sight. Most people do not feel early symptoms, and when signs do show up, they often look like common digestive problems. What finally pushes someone to seek help is usually a pattern of symptoms that do not … Read more

Medically Reviewed and Compiled by Dr. Adam N. Khan, MD. Alzheimer’s disease slowly affects memory, thinking, behavior, and the ability to perform daily tasks. The symptoms usually start small and grow over time. Early recognition matters because it allows better planning, treatment, and support for patients and families. What Are Alzheimer’s Disease Symptoms? Alzheimer’s disease … Read more

Intermittent fasting benefits come from when food is eaten rather than what food is eaten. Intermittent fasting (IF) is an eating pattern that alternates between periods of eating and periods of fasting. It does not prescribe specific foods. It defines time windows. Common intermittent fasting methods include: These approaches are studied mainly for metabolic health, … Read more

Medically Reviewed and Compiled by Dr. Adam N. Khan, MD. Quick Summary Pain behind the knee can come from joint issues, tendon injuries, nerve problems, or circulation disorders like a Baker cyst or a blood clot. The right diagnosis depends on the exact location of the pain, swelling, mobility limits, and any recent trauma. Early … Read more

Key Summary Amid the cold and flu season, the Royal Pharmaceutical Society (RPS) has advised the public not to use nasal decongestant sprays for long periods, and called for clear instructions on packages limiting their usage. Using nasal sprays with xylometazoline – or its alternative spelling, oxymetazoline – for longer than a week might lead … Read more

Nasal spray warnings focus on overuse, rebound congestion, medication interactions, age restrictions, infection risk, and systemic side effects. Improper or prolonged use can worsen nasal symptoms and cause complications. What Are Nasal Sprays? Nasal sprays are medications delivered directly into the nasal passages to treat congestion, allergies, sinus inflammation, infections, or dryness. They act locally … Read more