2025年12月12日 · You know what M.D. means, but what does D.O. mean? What's different and what's alike between these two kinds of health care providers?

2025年4月25日 · Probiotics and prebiotics are two parts of food that may support gut health. Probiotics are specific living microorganisms, most often bacteria or yeast that help the body …

2025年10月24日 · Find out about the COVID-19 vaccines, the benefits of a COVID-19 vaccination, the possible side effects and how to prevent infection.

2025年4月25日 · Swollen lymph nodes most often happen because of infection from bacteria or viruses. Rarely, cancer causes swollen lymph nodes. The lymph nodes, also called lymph …

2025年8月13日 · Know the causes of a vitamin B-12 deficiency and when use of this supplement is recommended.

2025年12月12日 · Compared with a healthy liver (top), a fatty liver (bottom) appears bigger and discolored. Tissue samples show extra fat in fatty liver disease, while inflammation and …

2023年8月26日 · Do you feel too tired or too out of shape to enjoy physical intimacy? Regular physical activity can improve energy levels and give you more confidence about your physical …

2025年1月24日 · Carbohydrates aren't bad, but some may be healthier than others. See why carbs are important for your health and learn which ones to choose. As part of healthy eating, …

2024年3月23日 · Get answers about where stem cells come from, why they're important for understanding and treating disease, and how they are used.

2020年6月13日 · Pneumonia is an infection that inflames the air sacs in one or both lungs. The air sacs may fill with fluid or pus (purulent material), causing cough with phlegm or pus, fever, …