Beat the Heat with a Wet T-Shirt

Credit: iStock The summer of 2020 will go down in history books because of the novel coronavirus pandemic but also possibly for record heat and humidity across much of the U.S. In some areas of the country, cooling centers and public pools may not be open due to public health concerns. Indoor gatherings are discouraged … Continue reading Beat the Heat with a Wet T-Shirt

Wild and Weird Ways Animals Keep Cool

Credit: iStock School is out, and temperatures are on the rise. It’s official: Summer has arrived. Staying cool is on everyone’s mind, but unlike people, most animals aren’t able to seek the comfort of air conditioning or even able to sweat! Here in the Bluegrass region of Kentucky, horses, like humans, usually work up a … Continue reading Wild and Weird Ways Animals Keep Cool

How Our Body Stays Cool in the Heat and What Changes as We Age

In the past several decades, heat waves have been occurring more frequently, with a recent major heat event breaking temperature records in Europe. When people don’t have access to air conditioning, fans or simply a shady spot, the extremely high temperatures can be dangerous, especially for the elderly. While young adults are more able to … Continue reading How Our Body Stays Cool in the Heat and What Changes as We Age

Seeing Clearly: How Sun Exposure Increases Your Cataract Risk

During the long, hot days of summer, you may find yourself reaching for your sunglasses to block the glare from the sun’s rays. You may not realize that donning shades does more for your eye health than just make it more comfortable to see. Blocking harmful ultraviolet (UV) radiation from the sun is good for … Continue reading Seeing Clearly: How Sun Exposure Increases Your Cataract Risk

Watermelon: A Tasty Summer Treat That’s Good for Heart Health

Summertime means warm weather, and with increasing temperatures come backyard barbeques and potluck celebrations. No summer cookout is complete without the “essential” foods, and watermelon is a favorite for many of us. The juicy red fruit is tasty and refreshing and may even be good for our health. Watermelon is a whopping 92 percent water. … Continue reading Watermelon: A Tasty Summer Treat That’s Good for Heart Health

Sea Water vs. Saline: Why Not All Salty Water Is Created Equal

Sunshine, warmer temperatures and no school—summer is well underway. Summer brings with it an abundance of outdoor activities—hiking, biking and trips to the beach—plus cuts, scrapes, bumps and bruises. You might think a jump in the ocean to soak those scrapes in the salt water might help. But this isn’t always the best way to … Continue reading Sea Water vs. Saline: Why Not All Salty Water Is Created Equal

The Dog Days of Summer Running

  It’s August in Louisville, Ky., and my alarm goes off at 5:40 a.m. Time for my morning run with my four-legged running buddy, Julep. After I do some light stretching, we’re pounding the pavement by 6 a.m. to get a 5-mile run in. I choose to exercise before work because it’s (slightly) cooler compared … Continue reading The Dog Days of Summer Running

Taking Tests in a Heat Wave is Not So Hot

You know the feeling: It’s like a sauna outside. Sweat pours down your face and body. You drink gallons of water and still can’t get cool. You don’t want to exert much physical effort. The dog days of summer are here, but with a heightened intensity. Record-breaking heat in the U.S.—with North Texas seeing triple … Continue reading Taking Tests in a Heat Wave is Not So Hot

Here Comes the Sun (and the Heat)

Summer is in full swing, and with a near-peak number of daylight hours, chances are good that there is still plenty of light left to enjoy once your workday is done. Before you get outside and bask in the sun and heat, check out these I Spy posts that explain how your body responds to … Continue reading Here Comes the Sun (and the Heat)

Putting Out Fires Hurts Firefighters’ Hearts

As the temperature outside rises, our bodies make adjustments to keep our internal temperature constant to prevent us from overheating through a process called thermoregulation. This includes bodily functions such as sweating and widening of the blood vessels (vasodilation). When we sweat, perspiration evaporates from our skin to cool us down. When the blood vessels under … Continue reading Putting Out Fires Hurts Firefighters’ Hearts