Vaccines Medical Reference

Despite the similar names, chickenpox and smallpox are very different diseases. Learn how to tell them apart.

It’s vaccine time for your little one. What should you expect once it’s over? Learn what’s normal after immunization, and what isn't.

WebMD provides a schedule of vaccines needed by children from birth to age 18 years.

WebMD provides a guide that tells you which vaccines you and your child need -- and when -- to stay healthy.

WebMD's guide to the meningococcal vaccine, who needs it, when it is given, and possible side effects.

Learn more from WebMD about the seasonal flu shot and nasal spray, including when to get them and possible side effects.

Learn more from WebMD about the rotavirus vaccine, which greatly reduces sickness with the rotavirus, especially in children.

WebMD explains the importance of the pneumococcal vaccine for adults, children, and anyone with a chronic illness - along with its side effects.

WebMD explains the Hib vaccine, which protects against bacterial meningitis.

WebMD provides information about the hepatitis A and B vaccinations, including a vaccine schedule, immunization side effects, and preventing the hepatitis viruses.

The MMR vaccine is very important for children and some adults who have not yet been exposed or vaccinated. Learn about the diseases it prevents and when to get it.

WebMD explains the varicella, or chickenpox, vaccine -- why it's important, who should get it, the vaccine schedule, and possible side effects.

WebMD explains why the polio vaccine (IPV) is important, who should get it and when, and possible risks and side effects.

WebMD explains the DTap and Tdap vaccines -- why they're given, who should get them, side effects, and other important information about these immunizations.

Get answers to questions about DTaP and Tdap, the vaccines that prevent whooping cough, diphtheria, and tetanus.

WebMD provides answers to common questions about children's vaccines, including when they should be given and possible side effects.

Find out how vaccines and some commonsense steps like hand-washing can help protect you and your family from meningitis.

There's a lot you can do to help prevent meningitis in your teenager before he goes to camp or college. WebMD offers tips for avoiding this serious illness.

Meningitis vaccines protect against bacterial infections in teens. Learn about the types of vaccines available, their effectiveness, and the best time to get vaccinated

Think you don't need immunization against infectious diseases? Think again. Learn why we -- and our children -- still need regular vaccinations.

From symptoms to treatment to prevention, get the basics on tetanus from the experts at WebMD.

Don't risk letting your child get chickenpox and learn about the best way to prevent your family from contracting the virus.