Shortness of breath during the night

Waking with wheeze or chest tightness can fit asthma, while cough and irritation may follow an infection. Breathlessness that appears after lying flat or wakes you needing extra pillows can point to a heart or lung issue and deserves medical review. Reflux may irritate the throat and trigger coughing. Snoring, witnessed pauses, morning headaches, or unrefreshing sleep suggest discussing sleep-related breathing. Night symptoms can also be amplified by nasal blockage, anxiety, or a bedroom irritant, but repeated episodes should not be self-diagnosed.

Sit upright, move away from smoke or strong scents, and use prescribed rescue medicine exactly as directed. Keep the room comfortably ventilated and record the time of waking, body position, wheeze, cough, palpitations, swelling, and how quickly breathing settles. Arrange an appointment for repeated episodes, breathlessness when lying flat, or a need to sleep propped up. Do not start someone else’s inhaler or change prescribed treatment without advice.

Call emergency services for severe breathlessness, blue or grey lips, confusion, fainting, severe chest pressure, coughing blood, or inability to speak comfortably. Sudden nighttime symptoms with facial swelling, hives, or throat tightness may indicate anaphylaxis and need immediate help. A rapidly worsening episode should be treated as urgent even if it began during sleep.

Ask whether your pattern fits asthma, reflux, a heart or lung problem, or a sleep-related condition. Mention lying-flat symptoms, snoring, swelling, medication timing, and any exposure in the bedroom.