What Causes Breathlessness When Climbing Stairs? Do You experience shortness of breath after climbing a few stairs, even without strenuous exercise? While mild breathlessness after exercise can be normal, frequent breathlessness during simple activities may sometimes signal an underlying medical condition. Your heart and lungs work together to supply https://telegra.ph/Why-Do-You-Feel-Breathless-While-Climbing-Stairs-11-11-2