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We all know a normal body temperature is supposed to be 98.6 degrees, but your body might be different. If you're trying to determine if you have a fever, this is why your body temperature might be completely normal even if the thermometer isn't reading 98.6 exactly.

The COVID-19 pandemic has become a part of our reality for the past nine months, and at times many, of us almost feel complacent about it. What should you do if you are diagnosed with COVID-19?

The U.S. Centers for Disease Control and Prevention on Wednesday presented two shorter "acceptable alternative quarantine periods" for people who may have been exposed to the coronavirus, hoping to reduce stress and economic hardship for those unable to quarantine for 14 days.

Two new studies found that wearing a cloth or paper surgical mask does not "negatively affect vigorous workouts," at least for healthy, active adults, surprising participants who expected they would.

New research about the microorganisms that live in our gut could lead to new treatments for conditions related to the immune system.

Actress Rebel Wilson recently shared that the best weight loss tip that she has is one that almost anyone can do: Get outside and walk more.

These updated guidelines from WHO provide evidence-based public health recommendations for people of all ages on just how much physical activity, including frequency, duration, and intensity, is necessary to yield significant health benefits and decrease major health risks.

If you love raisins in your cereal, dried cranberries in your salad, and slices of dried bananas and goji berries tossed on top of a yogurt parfait, you're in luck: New research from Penn State has found that people who snack on dried fruit regularly are healthier than those who don't.

Confining hundreds, sometimes thousands of passengers to one ship and sharing facilities is an ideal way to spread numerous infectious diseases, so when it became clear to the world that COVID-19 infections were not isolated in Wuhan, China, it was a significant area of concern.

The CDC has discovered that COVID-19 began infecting people earlier than previously reported — in the middle of December 2019.

Model and cookbook author Chrissy Teigen recently opened up about her past struggles with breastfeeding, urging society to normalize baby formula. In a series of tweets, Chrissy Teigen revealed that she felt guilt and shame in the past for having to use formula instead.

Live concerts might look different when proper COVID-19 safety measures are put in place. Attending a live concert without spreading COVID-19 could involve wearing a mask throughout the event, increasing space around attendees, and improving the ventilation, according to one experiment.

The CDC has announced that they are considering shortening COVID-19 self-quarantines from 14 days to seven to 10 days. Here's what you need to know.

Thanksgiving often means reconnecting with family, but if you met up with friends or others outside your household over the holiday, you might have been exposed to COVID-19, health officials say.

A new study showed that not only does regular exercise lead to a better mood, simply adding a bit more movement to your day — doing things like opting for the stairs over an elevator — can also help make you happier.

A new study that followed thousands of women with asthma for nearly two decades found that those who regularly used birth control pills experienced fewer asthma flare-ups.

The American Academy of Pediatrics and the Children's Hospital Association reported that children in the United States represent 10 percent of all COVID-19 cases. While it is not exactly known why this is the case, immunization status may provide one avenue of explanation.

While overall, the trials for the AstraZeneca vaccine seemed to indicate that the vaccine will do the job as promised, what troubles health professionals is the fact that the company has yet to share the details on how this data was collected.

As two potential COVID-19 vaccines show promising results, health officials say there's another hurdle to their two-dose process: The side effects might be so unpleasant after the first dose that people might not want the second one. Here's what you could expect.

Heads up — not only are we dealing with a spike in the number of coronavirus cases, but we also appear to be headed for the next wave of wacky 'cures' that don't really work. Next up on deck — but with a high probability of striking out — is the latest non-miracle non-cure: mouthwash.

The co-founder of the Ice Bucket Challenge — the viral fundraiser that swept social media in 2014 — died Sunday, November 22, at the age of 37.

The two potential COVID-19 vaccines that Moderna and the team of Pfizer and BioNTech have developed each will require two doses. But that's not unusual, say infectious disease specialists. Rather, it's how a vaccine becomes most effective.

There's no question that Dr. Fauci is one of the strongest advocates of face masks. When dining out, many of us breathe a sigh of relief when we sit down at the table and remove the mask. But Fauci, speaking to Trevor Noah, said that's the wrong way to approach eating in public.

Several reviews have been published suggesting the use of melatonin for the treatment of COVID-19. But it is critical to stress that more robust clinical and experimental studies and data are necessary before a well-founded, evidence-based decision can be made.

If moms are infected with COVID-19, it should still be okay to breastfeed, as long as necessary sanitary precautions such as mask-wearing and hand-washing are in place. And now, a new study finds that breastmilk could potentially be beneficial against COVID in babies. Here's how breastmilk protects.

Pfizer, the first company to announce their findings last week, announced today that they would be seeking emergency authorization for use from the FDA to begin production of the vaccine. The projected date for approval hasn't been released though, so don't get too excited just yet.

With the recent approval of Lucira Health's All-In-One COVID-19 self-test kit, you will be able to significantly lower your risk of exposing others by testing in the privacy of your home. Here's what you should know about the new at-home COVID-19 test, from its accuracy to speed.