You could be fit enough to run 5k or more, but integrating it into your busy schedule is difficult. Getting dressed and showering after a half-hour run takes up a lot of time
If you want to run longer distances, you won't run daily because you'll need time to heal and you probably don't have hours to run every day. Due to its minimal time commitment, lack of recuperation time
If you're used to running 5k at a medium speed on a flat road or path three times a week, trying to run it uphill or at a sprint will be awful. But speeding up or inclining on a shorter distance is easier.
Starting from scratch, that first mile will seem too lengthy and hard, but your body will adjust to jogging a mile, and you can either go further or do another activity that day
You can lose weight by cutting calories or exercising more. If you're not exercising and start running a mile a day, you may lose weight if you don't increase your calorie consumption.
Running is best started cautiously with a trainer or physical therapist to avoid injury. Use some tips to build slowly and attain your goals sustainably.