The best nutrition for infants is breastmilk. Breastfeeding provides benefits galore to both infants and their mothers. Infants receive protective antibodies from their mothers’ prior responses to infections [...]

Visiting Machu Picchu—the famous “Lost City of the Incas”—is a highlight of visiting Peru. This high-altitude Incan city, forgotten for centuries, was brought to international attention by U.S. [...]

Melatonin, a hormone produced by the brain’s pineal gland, has a key role in regulating the sleep-wake cycle. Melatonin secretion has a marked circadian pattern: nocturnal plasma concentrations [...]

E-scooters are fun and efficient, but they’re also quick, small, and silent, making it difficult for drivers of other vehicles to detect them. A 2022 study performed at UCLA [...]

Are you going to the Olympics in Paris, or another event—sporting, music, religious, other—with a whole lotta people? Enormous crowds? Masses of compressed humanity? Sounds fun—but take a few [...]

Road traffic injuries and deaths are more common in middle- and low-income nations. Travelers can reduce risk by following road safety guidelines. When most people think about threats [...]

The updated 2023-4 Covid-19 vaccines reduces your odds of illness, hospitalization, and worse. 1. Travel may increase the risk of acquiring Covid-19. Getting the vaccine lowers the odds [...]

Brazilian researchers have developed a promising vaccine. Dengue fever, a mosquito-transmitted viral infection, is common in over 120 countries around the world. Every year over 60 million people [...]