VANCOUVER, Wash. – It’s usually later in life that we see the more dramatic signs of aging, like gray hair, wrinkles and lots of birthday candles on our cake. But we really start growing older from the time we are born.
The way humans change across the lifespan fascinates my friend Cory Bolkan, an associate professor of human development here at Washington State University.
“There isn’t really one factor, one theory or one line of research that can explain aging,” she said. “It’s kind of an exciting area with lots of opportunities to explore.”
For example, some scientists are really curious about how people age in space versus here on Earth.
Read all of this answer from Dr. Universe at https://askdruniverse.wsu.edu/2016/03/14/why-do-we-age/.
A service of Washington State University, Ask Dr. Universe answers some of the most interesting, tough and smart questions from curious kids all around the world.