Vaccination FAQs Index

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Vaccinations increase our ability to fight diseases that may be contagious or even fatal. Immunity occurs by getting the disease or through the use of a vaccine. There are two types of vaccine: inactivated vaccines and vaccines made from live, weakened viruses.

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    • Shingles Shingles (herpes zoster) is a skin rash caused by the same virus that causes chickenpox. Under certain circumstances, such as...learn more »
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      Shingles Article
      • Shingles facts
      • What is shingles? What causes shingles?
      • What are shingles symptoms and signs? How long does shingles last?
      • How long is shingles contagious?
      • How is shingles diagnosed?
      • What is the treatment for shingles? Should I visit my health care professional?
      • What are the complications of shingles?
      • What is postherpetic neuralgia?
      • Can shingles be prevented with a vaccine?
      • What are potential side effects of the shingles vaccine?
      • Is shingles dangerous in pregnant women?
    • Lyme Disease Lyme disease is a bacterial illness, which is spread by ticks when they bite the skin. Initially the disease affects the skin...learn more »
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      Lyme Disease Article
      • Lyme disease facts
      • What is Lyme disease? What causes Lyme disease?
      • What is the history of Lyme disease?
      • What are symptoms and signs of Lyme disease?
      • How is Lyme disease diagnosed?
      • What is the treatment for Lyme disease, and what is its prognosis?
      • How can Lyme disease be prevented? Is there a vaccine?
    • Pregnancy (Week By Week, Trimesters) There are many symptoms involved in the 1st, 2nd and 3rd trimesters of pregnancy. The first early pregnancy symptom is typically...learn more »
      In This Article
      Pregnancy (Week By Week, Trimesters) Article
      • Pregnancy facts*
      • Introduction
      • What is the first trimester (week 1-week 12)?
      • What is the second trimester (week 13-week 28)?
      • What is the third trimester (week 29-week 40)?
      • How will my baby develop week by week?
      • What are the changes that happen to a woman's body during her 1st, 2nd, and 3rd trimesters of pregnancy?
      • Body aches
      • Breast changes
      • Constipation
      • Dizziness
      • Fatigue, sleep problems
      • Heartburn and indigestion
      • Hemorrhoids
      • Itching
      • Leg cramps
      • Morning sickness
      • Nasal problems
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    • Headache Headaches can be divided into two categories: primary headaches and secondary headaches. Migraine headaches, tension headaches,...learn more »
      In This Article
      Headache Article
      • Headache facts
      • What is a headache?
      • How are headaches classified?
      • What are primary headaches?
      • What are secondary headaches?
      • What are cranial neuralgias, facial pain, and other headaches?
      • What causes tension headaches?
      • What are the symptoms of tension headaches?
      • How are tension headaches diagnosed?
      • How are tension headaches treated?
      • What causes cluster headaches?
      • What are the symptoms of cluster headaches?
      • How are cluster headaches diagnosed?
      • How are cluster headaches treated?
      • Can cluster headaches be prevented?
      • What diseases cause secondary headaches?
      • How are secondary headaches diagnosed?
      • What are the exams and tests for secondary headaches?
      • When should I seek medical care for a headache?
    • Allergy An allergy refers to a misguided reaction by our immune system in response to bodily contact with certain foreign substances. ...learn more »
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      Allergy Article
      • Allergy facts
      • What does an allergy mean?
      • What causes allergies?
      • Who is at risk and why?
      • What are common allergic conditions, and what are allergy symptoms and signs?
      • Hay Fever
      • Asthma
      • Allergic Eyes
      • Allergic Eczema
      • Hives
      • Allergic Shock
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      • In the air we breathe
      • In what we ingest
      • Touching our skin
      • Injected into our body
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      In This Article
      Fever Article
      • Aches, pain, fever facts
      • What is a fever?
      • What causes a fever?
      • What are the signs and symptoms of a fever?
      • How is a fever diagnosed?
      • How should I take a temperature for fever?
      • What is the treatment for a fever?
      • When should I seek medical care for a fever?
      • What are complications of a fever?
      • What is the prognosis for a fever?
      • What is the prevention for a fever?

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