Lift weights at least 3x per week. If you’re new, use the Stronglifts mobile app. Also do 30+ minutes of cardio at least 3x per week.
Get a physical checkup every 2 years and go to the dentist every 6 months.
For general mental health, try journaling. One technique is Morning Pages, which means you write 3 pages of whatever comes to your head, first thing every morning. Lots of people benefit from meditation.
Never stop learning. Block off time each week to read, work on an online course, attend a workshop, work on a side project, etc. If you benefit from classes, try Udemy.
Use Dilbert’s one page guide to personal finance to figure out where you should put your money. If you want more detail, read I Will Teach You To Be Rich. Sign up for You Need A Budget and use it every day.
Add all scheduled appointments to a calendar, and dump all of your other tasks into a todo list like Todoist. Here’s a trigger list to help you think of all the tasks you need to write down. If you have lots of tasks, try Getting Things Done (GTD). For focusing and beating procrastination, try the Pomodoro technique.
Follow this home maintenance checklist. For keeping things clean, set up a cleaning schedule with recurring todos in your todo list.
Ask around for a mechanic you can trust, and get an oil change every 5,000 miles or 6 months from them. They’ll tell you what else you need based on your mileage.