ADHD - Before Brain Scans vs After Brain Scans

What was it like to talk about ADHD or epilepsy prior to the use of brain scans in the USA?

What was it like to talk about ADHD or epilepsy about the topic of nutrition prior to 1981?

X-ref:  1981, 1983

What was it like to talk about drinking water prior to 1986?

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1986 California Proposition 65 - Wikipediaen.wikipedia.org › wiki › 1986_California_Proposition_65
Proposition 65 is a California law passed by direct voter initiative in 1986 by a 63%–37% vote. Its goals are 
to protect drinking water sources from toxic ...
‎Introduction · ‎Rationale and ... · ‎Enforcement · ‎Controversy and claimed ...

(Google)

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Describe the very slow process of the trend towards clean foods / organic foods in the USA (1981 - 2020).

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Story:

- Sitting at a table in a restaurant / diner in 1981 vs Sitting at the same table in the same restaurant / diner in 2020.

X-ref:

- Choices

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https://cthomaswildadhd.blogspot.com/2020/03/a-z-index-of-words.html - A - Z Index of Words / Keywords

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- Fight for Life (1987) - movie
- Awakenings (1990) - movie
- Memento (2000) - movie
- 50 First Dates (2004) - movie
- The Secret (2006) - movie
- Limitless (2011) - movie