PHYSCI 5 Lecture Notes - Lecture 2: Yellow Fever, Centenarian
24
PHYSCI 5 Full Course Notes
Verified Note
24 documents
Document Summary
What we eat and how physically active we are. People look at obesity as an appearance. Medical field looks at is as a disease. Calling it a disease stigmatizes it- so make it a marker not a negative thing. Environmental: what we are eating affecting our genes by making us produce harmful chemicals. Signal to brain changes- when your stomach expands, chemicals are released to stop eating. Obese people don"t have that signal, hormonal disease. People substituted fat with sugars sugars is the real culprit. People were dying of infectious diseases in the 1900s. Ex: yellow fever in the 1800s took 16,000 lives. However people weren"t dying from heart diseases. Discovery of antibiotic decreases amount of deaths from infectious diseases. How to tell when someone will have a heart attack. Americans get their annual checkup every 5 years. First warning sign heart disease is the heart attack itself. Bad diet and lack of physical activity.
