As we become dehydrated our blood volume decreases and that means there is less blood available to travel where our body needs it such as the … Restricting blood flow is certainly a way to cause dizziness. Fast heart rate: Caffeine is stimulant, and it might cause fast heart rate in some people, and that in turn might make them feel dizzy due to transient decrease in blo ... Read More It's doing something to your system which may not be a big deal in moderation, but if you push yourself over the edge, the system starts to not cope so well. So if you’ve ever said to yourself coffee makes me dizzy and light-headed, try drinking a glass of water before and after your morning coffee – that will ensure you remain hydrated. Coffee contains various acids that add flavor to your brew. Western arts can explain in other terms, such as: your blood-pressure is a bit high because of the stress, with coffee, it's even higher, thus you get dizzy. Does Caffeine Cause Dizziness? However, these acids, when drinking on an empty stomach, can lead you to feel dizzy. What you can do, is to take less coffee when stressed, drink a glass of water immediately after, take some herbal tea which can boost your energy from time to time, instead of coffee. I personally can relate to coffee-induced anxiety as well. Other potential effects of drinking coffee include: increased alertness jitteriness or restlessness dizziness headaches dehydration stomach pain frequent urination This decreased blood volume, or hypovolemia as its clinically named, can cause dizziness in addition to fatigue and even fainting. The irritation in your stomach lining can cause feelings of queasiness. Caffeine restricts blood vessels. It can also be artificially created and is sometimes added to food products, including many sodas. So, before you drink your favorite brew, have some food in your stomach. | Livestrong.com An early morning is never complete for me without a warm, delicious cup of coffee. Dehydration is a potential cause of dizziness so remaining fully hydrated is important. Caffeine is a chemical substance found in nature in such plants as coffee beans, tea leaves and kola nuts.