<human>:  What's a simple fitness routine I can follow at home?
<bot>: 
1. Start with an aerobic exercise like jogging, walking, or cycling for about 20-30 minutes a day.
2. Do some stretching or yoga to promote flexibility.
3. Work on strength training by using a set of dumbbells or bodyweight exercises like push-ups, squats, and lunges.
4. Incorporate some core work by performing crunches, planks, or different ab exercises.
5. Finish off with some relaxing stretching or breath work to cool down.