Is Laughter good for your heart?

1
Is Laughter good for your heart?

• This article is the summary of the researches
  done by
• Michael Miller (univ. of Maryland)
• Lee Berk (Loma Linda univ. of California)
• Herbert Benson ( Harvard Medical School )
• Stuart Seides (Washington Hospital Center)
• Robert Provine (univ. of Maryland )

2
Is Laughter good for your heart?

• The research
• Does laughter affect the size of the blood
  vessels ?
• The participants
• 20 healthy men and women
• The subject
• Watching two movie clips

3
Is Laughter good for your heart?

• The findings
• The stressful movie scene caused the reduction of
  the blood flow in 14 of the 20 participants
• The humorous movie scene markedly increased the
  blood flow in 19 of the 20 participants
• Why such a difference?
• Stress hormones decreased blood flow by about 35

4
Is Laughter good for your heart?

• Why such a difference?
• Laughter causes the body to release natural
  chemicals, endorphins, that cause blood vessels
  to dilate
• Is this the end of the story?
• It is still the first step
• It is a step in the right direction

5
Is Laughter good for your heart?

• Conclusion
• In a sense, we have our own apothecary on our
  shoulders
• Laughter is strongly recommended, you feel better
  when you laugh.
• There is no downside to laughter
• A good laugh may be worth 15 to 30 minutes of
  daily exercise it could become part of our
  regiment