WebJun 13, 2024 · Shortness of breath that comes on suddenly (called acute) has a limited number of causes, including: Anaphylaxis. Asthma. Carbon monoxide poisoning. Cardiac tamponade (excess fluid around the heart) COPD (chronic obstructive pulmonary disease) — the blanket term for a group of diseases that block airflow from the lungs — including … WebStanding up quickly (a "head rush" is considered pre-syncope) Standing upright for a long time. Sudden and unexpected trauma, stress or pain, such as being hit. Blood donation. Other types of reflex syncope include: Situational syncope, a sudden reflex response to a trigger other than those listed above. Triggers include:

Feeling sick (nausea) - NHS

WebWe would like to show you a description here but the site won’t allow us. Web(feeling sick or being sick during pregnancy), it may mean you’re not drinking enough fluids. This can cause you to become dehydrated, which can also make you feel dizzy or faint. ... if you feel faint when standing up; turning onto your side if you feel faint when lying on your back; Talk to your midwife or doctor if your dizziness is not ... gnc diet products for women

Dizziness - Symptoms and causes - Mayo Clinic

WebJun 2, 2024 · A nerve condition may be to blame. Problems that affect balance can make you feel dizzy or as if the room is spinning and you're going to fall. At times, you may feel unsure or unsteady on your feet, as … Web5 rows · When standing or sitting up suddenly: Sudden drop in blood pressure (postural hypotension) ... WebJun 8, 2024 · This happens because fluid builds up in the sinuses, generally due to an infection. Some people also get dizzy, feel sick, or have lower energy levels. How to treat sinusitis. gnc dietary pills