| | | THIS WEEK'S TOP STORIES | |  | | | | Herd immunity and COVID-19 (coronavirus): What you need to know | | Curious as to whether herd immunity against the coronavirus disease 2019 (COVID-19) might slow the spread of the disease? Understand how herd immunity works and what experts are saying about its potential impact on the COVID-19 pandemic. | | | | Sex and coronavirus: Can you get COVID-19 from sexual activity? | |  | | There is currently no evidence that COVID-19 is transmitted through semen or vaginal fluids, but the virus has been detected in the semen of people who have or are recovering from the virus. Further research is needed to determine if COVID-19 could be transmitted sexually. | | |
| | | | EXPERT ANSWERS | | Chronic sinusitis | | Chronic sinusitis occurs when the spaces inside your nose and head (sinuses) are swollen and inflamed for three months or longer, despite treatment. | | Nutrition for kids: Guidelines for a healthy diet | | You want your child to eat healthy foods, but do you know which nutrients are necessary and in what amounts? Here's a quick overview. | | Acute coronary syndrome | | Acute coronary syndrome refers to many conditions that cause sudden, low blood flow to the heart. Know the symptoms, causes and treatment. | | | | PLUS ADDITIONAL HIGHLIGHTS.. | | | | |
| | | | TRUSTED HEALTH TOOLS | | | Use our Symptom Checker to explore possible causes of your symptoms based upon Mayo Clinic's patient care experience.
Use these simple calculators and self-assessments for personalized health tips. | | | | | | |
| | | | | | | | | | HEALTH TIP | | | | Health-boosting nutrients: Antioxidants | | Antioxidants, such as vitamins C and E and carotenoids, may help protect cells from damage caused by free radicals. Other antioxidants include flavonoids, tannins, phenols and lignans. Plant-based foods are the best sources. These include fruits, vegetables, whole grains, nuts, seeds, herbs and spices, and even cocoa. | | | | Need practical advice on diet and exercise? Want creative solutions for stress and other lifestyle issues? Discover even more healthy lifestyle topics at MayoClinic.org. | | |
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