슈퍼팬 - How what you eat affects your immune system

https://www.youtube.com/watch?v=9Cn2L2y6O0I 

1. alter : 바꾸다, 수선하다
   1. Alter how the body responds to disease through an immune-boosting pill
   2. We had to alter some of the details.
   3. I need to have my jacket altered.
2. boost : 북돋우다
   1. We often hear messages encouraging us to boost our immune system.
   2. We need more support from the government to boost the local economy.
   3. A recent study shows caffeine may boost weight loss. 
3. manipulate : 조종하다, 다루다
   1. the ways we can effectively and safely manipulate out immune responses
   2. She often manipulates her friends to her advantage.
   3. My new phone is not easy to manipulate.