Add punctuation: Fasten the elastic band at the bottom of the wall bar and around the ankle of your active leg Stand facing the wall bar supporting yourself on it with your hands
A: Fasten the elastic band at the bottom of the wall bar and around the ankle of your active leg. Stand facing the wall bar, supporting yourself on it with your hands.

Add punctuation: The apartment is well connected by metro and the railway to reach easily any part of the city
A: The apartment is well connected by metro and the railway to reach easily any part of the city.

Add punctuation: Each family situation is different
A:
Each family situation is different .