Via readers share tips for keeping sickness at bay.
“I always bring an exercise band to do strength training, even when camping,” says Kathleen Gremm of Las Vegas.
“Have a daily dose of yogurt for the probiotics,” says Daniel J. Langholtz of San Francisco.
“Be extremely diligent about hand washing,” suggests Ann Wyatt of Alamo, Calif.
“Sleeping well is key,” says Ryan West of Bend, Ore.
“I ask for an upper floor at my hotel and take the stairs,” says Cheryl Barker of San Jose.
“Be sure to drink plenty of water,” says Denise Wilson of Redding, Calif.
“Remember to enjoy,” says Lee Misner of Fresno, Calif.
Illustration by Michael Klein 
This article was first published in May 2012. Some facts may have aged gracelessly. Please call ahead to verify information.