Question

how long does it take for a new activity to improve someones fitness?
○ a few days
○ several weeks
○ a few weeks
○ several months

Explanation:

In general, it takes several weeks of consistent new - activity to start seeing improvements in fitness as the body needs time to adapt and build strength and endurance. A few days is too short for significant fitness improvement, and several months is a long - term time frame for initial improvements.

Answer:

a few weeks