Why do I get light headed when I breathe deeply?
Topic Overview. Hyperventilation is breathing that is deeper and more rapid than normal. It causes a decrease in the amount of a gas in the blood (called carbon dioxide, or CO2). This decrease may make you feel lightheaded, have a rapid heartbeat, and be short of breath.
Can heart problems cause lightheadedness?
At its most serious, lightheadedness may be a sign of a heart attack or stroke. Other symptoms of a heart attack often accompanying lightheadedness are chest pain, shortness of breath, nausea, arm pain, back pain, or jaw pain.
Can low blood pressure cause dizziness and lightheadedness?
You may feel dizzy, faint or off balance if your heart isn’t pumping enough blood to your brain. Causes include: Drop in blood pressure. A dramatic drop in your systolic blood pressure — the higher number in your blood pressure reading — may result in brief lightheadedness or a feeling of faintness.
Why do I feel dizzy and lightheaded all the time?
You may become dehydrated if you’re overheated, if you aren’t eating or drinking enough, or if you’re sick. Without enough fluids, the volume of your blood goes down, lowering your blood pressure and keeping your brain from getting enough blood, causing lightheadedness.
Can a head injury cause dizziness and fatigue?
Traumatic brain injury. A fall or an injury to the head can cause dizziness along with migraine headaches. These symptoms may also be accompanied by fatigue. If you hit your head and experience any dizziness or headache, seek medical attention immediately. Low blood pressure.
What causes dizziness and head pressure with dizziness?
Dizziness accompanied by head pressure can be a sign of a number of conditions, including: 1 allergic reaction. 2 concussion or head injury. 3 dehydration. 4 heat exhaustion. 5 high blood pressure. 6 (more items)