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JACKSONVILLE, Fla. – Heading back to school can be an exciting time but some kids may be more excited than others. In this week's What's Going Around, local health providers say the new school year is bringing on back-to-school jitters. From new teachers to new classrooms, classmates and even bus routes, the first day of school can make some kids really nervous. When it come to sleep, don't wait until the night before school starts to get a good bedtime routine going. Experts add that the best thing parents can do is to stay positive and make sure you're staying calm and managing your own anxiety.

JACKSONVILLE, Fla. – More people are diagnosed with skin cancer each year in the U.S. than all other cancers combined. the most common form, called melanoma is the leading cause of death among women 25 to 30. UV exposure is linked to about 90 percent of skin cancer cases and nearly all forms of skin aging. A study published in the New England Journal of Medicine found taking a 500-milligram supplement of vitamin B3 called niacinamide twice a day reduced the risk of nonmelanoma skin cancer by 23 percent. Patchy sunscreen application leaves skin vulnerable to cancer.

But for those of us who are trying to avoid those dreaded summer mosquito bites, experts say it’s best to be mindful of when we’re spending our time outdoors. Vyas said another effective way to prevent bug bites is by wearing insect repellent with ‘DEET’ or long sleeves and pants during times when mosquitos are active. People who have a known allergy to insect stings should always carry an epinephrine pen with them at all times. When it comes to mosquito bites and bee stings, Vyas said it’s best to resist the urge to scratch them, as scratching can increase the risk of infection. “For some people, there is something called anaphylaxis, which can happen after you’ve been stung by an insect,” Vyas said.

JACKSONVILLE, Fla. – While injuries from fireworks are known to spike around the holiday, dehydration, food poisoning and sunburns all trend around this time, according to Lauren Bell, a St. Vincent's nurse practitioner. "They're just grabbing foods off the grill, sometimes they're partially cooked- not all the way cooked. Play it safe by making sure any perishable foods aren't left in the sun for longer than two hours. Local providers at CareSpots around Duval County said they're already seeing patients with stomach bugs. If you think you've consumed tainted food or you develop symptoms that don't go away for a few days, it's time to see a doctor.

Magnesium keeps your heart steady and immune system strong, so you might think taking it as a supplement makes you even stronger. But a Harvard Medical School article states there is no evidence that it helps anything, and it’s best to get your magnesium from leafy greens and beans. Another supplement you should not be taking is calcium. One professor from the Harvard School of Public Health said that while there are no risks associated with Multivitamins, there are also no proven health benefits. Contributors to this news report include: Hayley Hudson, Producer; Katie Campbell, Assistant Producer; Jamison Koczan, Videographer and Editor.

Florida is right on trend with mild or no influenza activity. The predominantly circulating strain in recent weeks has shifted from influenza B to influenza A which is typical for this time of year. In Clay County at the CareSpot in Middleburg they're treating strep throat and bronchitis. In Nassau County at the CareSpot in Yulee doctors are also treating strep throat, sinus infections, and bronchitis. They're also treating strep throat but warn that some of the complaints of sore throats end up being viral and don't require an antibiotic.

JACKSONVILLE, Fla – Summertime is a busy season for stomach flu. It's easily spread and doctors say some people are concerned they have something more than just a common stomach bug or minor food poisoning. Listeria infections will present with self-limited fever, muscle aches and diarrhea, similar to 'stomach flu' symptoms. In Clay County at the CareSpot in Middleburg doctors are treating allergies and sinus infections. Healing Arts Urgent Care in St. Johns County said they're treating sinusitis, allergies, colds, sinus infections and bronchitis.

Jacksonville, Fla – There are many conditions going around right now that will have you blowing your nose. Doctors in Yulee at the CareSpot in Nassau County are treating Sinus infections, bronchitis, and allergies. Patients are complaining of sinus infections, lots of coughing, sore throats, and a stomach bug. When it comes to blowing your nose, do you barely push anything out or do you really put your whole body into it? Instead, Dr. Benninger recommends not blowing your nose at all, or doing so very gently.

In Nassau County at CareSpot in Yulee they're treating Flu B and Upper Respiratory Infections. Finally, in St Johns County at Healing Arts Urgent Care in St Augustine they're treating a stomach bug. Ear infections are more common in the winter because they're usually the result of another illness like the cold, flu or allergy that causes congestion and swelling of the nasal passages, throat, and Eustachian tubes. Krakovitz says when it comes to recurrent ear infections, most of the time, the Eustachian tube, or the tube that runs from the back of your nose into your ear, isn't working properly. According to Krakovitz ear infection season runs October through May.