http://www.healthychildren.org/English/health-issues/conditions/infections/Pages/Reports-of-a-Severe-Respiratory-Illness-on-the-Rise.aspx

How to reduce the risk of infection with enteroviruses:
To reduce the risk of infection with enteroviruses, recommendations include:

• Wash hands often with soap and water for 20 seconds, especially after changing diapers
• Avoid touching, eyes, nose, and mouth with unwashed hands
• Avoid kissing, hugging, and sharing cups or eating utensils with people who are sick
• Disinfect frequently touched surfaces, such as toys and doorknobs, especially if someone is sick
• Stay home when feeling sick, and consult with your health care provider ​