Regular exercise improves cardiovascular health, boosts immune function, enhances mental well-being, aids in weight management, and increases overall energy levels.

Common types include aerobic exercises such as running and swimming, strength training like weightlifting, flexibility exercises such as stretching and yoga, and balance activities like tai chi.

By taking brisk walks during breaks, cycling instead of driving, engaging in short workout sessions, and choosing active hobbies.

Consult a healthcare professional, start gradually, and ensure proper warm-up and cool-down routines. It's also important to stay hydrated and listen to your body.

Lack of time, motivation issues, physical limitations, and insufficient knowledge about appropriate exercises are common challenges.