Valsalva & Muller maneuvers - game of pressures
Be cautious and consult your physician before doing the pressure work if you have/are:
Uncontrolled high blood pressure or cardiovascular disease
Recent surgery, especially abdominal, thoracic, or spinal
Thrombosis, embolism, or history of blood clots
Untreated glaucoma
Respiratory conditions like severe asthma, COPD, or breath-holding triggers
Pregnant
Severe anxiety or panic disorders (can trigger symptoms)
Vertigo
Recent spinal or neck injuries
Reflux