Laughter is important for our physical health, and very useful to any person. Laughter reduces blood stress hormones, contributes to the production of good hormones and to the production of antibodies that help to protect from infection. Also, it helps the heart, vascular system, reduced pressure and increased muscle flexibility.
Researchers from the University of Maryland found that when people were watching funny films it improved the blood flow, strengthened the immune system, and made people more resistant to pain.
表中的内容
Holiness of Laughter 3
Cats of St.Petersburg 4
Kitten 6
Special Ritual 7
Balcony Flights 10
Journey 13
Arriving 15
First Night Out 16
Need Friend 18
Puppy 20
Friendship 22
New Trip 25
Dog School 26
Communication 27
Circumstances 28
Parting 30
Devotion 33
Get New Books 34
Author 34
Copy Rights Page 35
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