Walking and running also build stamina. Building stamina also makes you more resilient to injury and sickness.
Strength training is amazing. Adding bodyweight workouts and weights to your program will improve your fitness.
Stretching increased blood flow, lessened artery stiffness, and lowered blood pressure.
Physical activity should be entertaining, not simply healthy. Sometimes enjoyment takes time.
The advice to park farther from the store entry or to take the stairs instead of the elevator is great advice.