Frequent fallsDifficulty getting up from the floor and climbing stairsDifficulty with running, hopping, and jumpingLoss of muscle massToe walkingMuscle weakness in the arms, neck, and other areas is not as severe as in the lower body.Other symptoms may include:Breathing problemsCognitive problems (these do not get worse over time)FatigueFatigueFatigue is a feeling of weariness, tiredness, or lack