Here's what to know about this important nutrient, why it matters and whether vitamin K shots are actually safe or effective.

Kristie Reed, PharmD, oversees emergency, general medical, surgical, psychiatric care, and oncology medication as the pharmacy director of a community hospital. Dr. Reed specializes in IV medications.

New York Post may receive revenue from affiliate and advertising partnerships for sharing this content and/or when you make a purchase. Could aging be optional? According to renowned biological aging ...

Medically reviewed by Lindsay Cook, PharmD Key Takeaways Calcium builds and strengthens bones, while vitamin D helps your ...

Jillian Kubala, MS, is a registered dietitian based in Westhampton, NY. Jillian uses a unique and personalized approach to help her clients achieve optimal wellness through nutrition and lifestyle ...

Common side effects of azithromycin (Zithromax) tablets include nausea, vomiting, and abdominal pain. Azithromycin is usually prescribed as a short-term treatment, and most side effects are expected ...

Medically reviewed by William Truswell, MD Key Takeaways Sunlight helps your body produce vitamin D, but the same UVB rays ...

Too much vitamin D from supplements can lead to harmful blood levels, causing symptoms such as nausea, loss of appetite, and confusion. Vitamin D toxicity is rare but can result in life-threatening ...

Erika Prouty, PharmD, is a professional community pharmacist who aids patients in medication management and pharmacy services in North Adams, Massachusetts. Your body needs vitamin D to function ...

Think back to the last time you jotted down a quick note or made a grocery list. Chances are, it wasn’t with pen and paper. Over the past decade, keyboards and screens have quietly replaced ...