We often hear about the importance of drinking water, but do we understand the fullness as to why we should drink water?
There is a lot of studies that refer to the benefits of water for heart health, for instance a study by J. Chan et al (2002) states that the independent risk factors for coronary heart disease and can be elevated by dehydration.
This study allows us to understand that being hydrated is not juts important to the brain, mood or your body weight but it is essential for your heart UPMC 2019) For your heart works continually pumping blood that travels around your body. and so keeping ourselves hydrated helps our heart to work efficiently. It is said that our heart pumps about 2,000 gallons of blood a day.
How does dehydration affect our hearts?
When you are dehydrated the blood volume, decreases, the blood contains more sodium and becomes thicker, so to compensate the hearts begins to beat faster putting more stain on the heart.
In fact, a study in the American Journal of Epidemiology found that subjects who drink five or more glasses of water per day have half the risk of fatal coronary heart disease compared with those who drink less than two glasses of water each day. A diet that is rich in fruits and vegetables provides additional hydration help, as produce can provide roughly 20 percent of your water needs. Cucumbers, celery, zucchini, tomatoes, watermelon, watermelon, strawberries, spinach, grapefruit and broccoli are all more than 90 percent water. Dole Nutrition Institute
Then how much water should you drink?
If you’re well hydrated, your heart doesn’t have to work as hard,” said John Batson, M.D, a sports medicine physician with Lowcountry Spine & Sport in Hilton Head Island, S.C., and an American Heart Association volunteer.
The amount of water that you need to drink is very much dependent on your age, gender, the amount of physical activity you engage in and seasonal conditions: Whether or not a person perspires more, then the average person. Also there are other factors to consider such as health conditions that affect the amount of water the body consumes, such as diabetes.
To feel that you are thirsty is not the best indicator to say you need a drink. Thirst is the body’s way of letting you know that you are dehydrated.
According to Batson one way to check for hydration/ dehydration levels is to observe the colour of your urine. If your urine is pale and clear then you are hydrated, if your urine is dark you need to drink more fluids. Water facts
Plenty of water in your diet helps digestion, skin, and muscle tone.
Water prevents cramping during exercise
Water relive stress
When you are dehydrated you can feel fatigue and depression.
Being hydrated helps you to digest food and helps your body get rid of wastes.
Being hydrated supports the function of your kidneys
Being dehydrated could encourage the formation kidney stones.
Heart and Vascular Health https://share.upmc.com/2014/09/importance-hydration-heart/
Staying Hydrated — Staying Healthy: American Heart Association
The Effects of Dehydration on the Cardiovascular System: LIVESTRONG.com