What are some types of physical exercise?
Below is an instruction that describes a task. Write a response that appropriately completes the request.

### Instruction:
What are some types of physical exercise?

### Response:

Exercise can encompass: cardiovascular (aka, cardio), to improve blood flow/circulation and overall heart and lung health
lifting, to build or tone muscles (arms, legs, shoulders benefit from lifting)
core, to improve balance, coordination, and stability
stretching, to improve flexibility and tone (yoga, martial arts, barre, pilates)
endurance (swimming, cycling, running distances)