Be aware also of lifting weights - just as important, if not more important than cardio. Pavel Tsatsouline on Joe Rogan #1399 well worth a listen regarding strength training.
- Sleep
- Sun
- Steel
- Sprints
- Steak
- Cardio
- limit sugar.
Personally use a Garmin EPIX, but most trackers are great these days. Gather you’d want one though with no GPS / Data tracking, so might be best for you doing manually!
I keep a monthly spreadsheet of all activity.
And GOOD LUCK!