1·Caffeine can cause palpitations and headaches.
咖啡因能引起心悸和头痛。
—— 《柯林斯英汉双解大词典》
2·The principal manifestation of the syndrome is syncope or presyncope, often accompanied by palpitations.
该综合征的主要表现为晕厥或晕厥前，常伴有心悸。
3·But more than that may cause nervousness, rapid heartbeat, palpitations, sleeplessness, and irritability.
但是再多就会导致神经过敏、心跳加快、心悸、失眠、和烦躁。
4·If palpitations occur, use deep breathing and muscle relaxation techniques to reduce their severity.
当心悸出现时，试着深呼吸并且放松自己的肌肉来减轻症状。
5·The most common ones are headache, flushing, dizziness palpitations, indigestion and blurred or blue tinged vision.
常见有头痛、面红、眩晕、心悸、消化不良、视力模糊和看东西泛蓝。