The value of life hacking comes from the confidence and knowledge from the successes and the learning and patience from the failures. 
My new job in retirement, to manage him (me) and work to make him (me) the best version of him (me).
I’m really happy with the life hacks I’m doing.
1. Intermittent fasting
2. apple vinegar/honey sleep elixir (via Tim Ferris’s book Tools of Titans)
3. morning stretching routine
4. strength training (now with personal trainer)
5. cardio workout
6. food journaling via My Fitness Pal phone app
7. Daily Meditating
8. Daily Journaling
9. Body matrix tracking
    1. weight
    2. belly dia
    3. belly dia to height ratio
    4. % body fat
    5. Blood Pressure