You forgot where you put your keys. Again. Even worse, your friend called wondering why you missed your lunch date yesterday. What is happening? Could you have early dementia?

If there were warnings on seasons, summer would say, "DANGER: May get extremely hot!"

Average summer temperatures are always warm, but excessive heat can become dangerous. Each year, more people die from excessive heat than from all natural disasters combined (tornadoes, hurricanes, floods, and lightning).

Dr. Holden completed his undergraduate studies in biology at the University of Houston and his medical degree from the University of Texas Medical Branch at Galveston. He completed his internship in internal medicine at the University of Texas Health Science Center at San Antonio and returned to the University of Texas Medical Branch at Galveston to complete his residency.

Holden is board certified in internal medicine. He joined Eagle’s Trace in June 2007.