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Whether your favorite summer activity is taking a long hike on a trail, catching waves at the beach or having fun at a backyard barbecue, the warmer temperatures generally mean more time spent outdoors in the sun. But because more exposure to sunlight means more exposure to the sun’s ultraviolet A and B rays, you need to take steps to protect yourself from cancer-causing ultraviolet radiation.

Asthma, a chronic condition that affects the airways in the lungs, can lead to a range of symptoms that interfere with daily life. While most people are familiar with the most common symptoms of asthma such as wheezing or whistling sounds, shortness of breath, chest tightness and frequent coughing, several others are not as widely recognized.

Like clockwork, two times a year — cold and flu season and allergy season — we get a tingle in our sinuses that can only mean one thing: The snot floodgates are about to open.

In a surgical suite at Barnes-Jewish Hospital, a robotic arm snakes an ultra-thin, ultra-flexible tube through a patient’s airway. Once the tube reaches the lungs, the surgeon operating the device remotely uses a tiny camera to search the area for an abnormal growth, or nodule, that might be cancerous. Once located, a needle pierces the nodule for biopsy.

Winter’s frigid temperatures often drive us to gather indoors with family and friends, increasing the risk of developing a respiratory illness. The lessons learned from managing COVID-19 help with other winter illnesses such as colds, influenza, and respiratory syncytial virus (RSV), which can significantly affect young children. Medical experts remind us to: