I did a 3 day water-only fast (no food, no coffee, no tea), just water and salt. I filmed what I got up to and turned it into a mini documentary.

3 day fast article - https://www.mrdbourke.com/3-day-fast/

Things mentioned in video:
Lindy newsletter - https://paulskallas.substack.com/p/on...
Why you might feel cold during fasting -    • Do You Get Cold When Fasting? It Coul...  
Zero fasting app - https://www.zerofasting.com/

Timestamps:
0:00 - Day 1 start
0:30 - 3 day water only fast rules
0:56 - Warning
2:12 - First blood ketone measurement
3:17 - Afternoon Day 1
4:35 - Feeling cold during an extended fast
6:12 - End of Day 1
7:28 - Start of Day 2
10:04 - What happens as you get deeper into a fast
12:05 - The Lindy Newsletter and fasting and the Lindy effect
15:40 - End of Day 2
17:12 - Start of Day 3
18:18 - Day 1 to Day 3 weight changes
19:21 - What happens during ketosis
21:46 - Afternoon writing and reading
24:35 - Benefits and side effects of fasting
26:39 - Why fast?
28:25 - End of Day 3 (after breaking the fast)
30:09 - Start of Day 4 (one day after fast)
30:30 - Weight changes from Day 1 to Day 4
32:25 - Progress pictures and outro