This freedom, as well as a lighter body and clearer consciousness, can feel so good that many people actually experience a sense of reluctance in returning to food at the end of the fast. Increasingly, the fast feels like a celebration of freedom from the daily need to eat food. From the third day on, ketosis continues to become increasingly efficient, and so you’ll begin to feel lighter and fuller with energy. This is because your body does the hardest work in the first three days while it establishes ketosis – during which your fuel tanks are also running on empty. Contact your doctor if you have any concerns or if you have to break your fast.What happens during a 7-10 day water fast?ĭespite any doubts and fears emotionally, physically 7-10 day fasts tend to go more smoothly than you might first expect (so long as you’re healthy and don’t have any serious issues with detox). Look out for signs of a 'hypo' and seek medical help immediately if your blood sugar doesn’t improve.Īvoid driving.You may need to drink clear fluids containing sugar if your blood sugar is low.You may need to reduce your insulin dose or skip oral medicines.Check your blood sugar every hour, or more often if your level is too high or too low.Ask ahead for written instructions about what to do if you have a hypoglycaemic episode (a ‘hypo’) while you're fasting. If you have diabetes and you need to fast for a test, talk to your doctor beforehand. Can I fast if I have diabetes?įasting with diabetes can cause complications. Be sure to tell your doctor everything you are taking, including over-the-counter and complementary medicines. Some medicines need to be stopped, so check with your doctor if you usually take medicines. Keep taking your medicines as usual before a test, unless your doctor instructs you otherwise. Can I take my medicines when I'm fasting? Your doctor will tell you what time to start fasting. This gives your doctor a clear view to examine your stomach and intestine and lowers your risk of complications from sedation. You must not eat or drink (including water) for 6 hours before a gastroscopy. Ask your doctor what to drink and if you should take your medicines. If you have diabetes, you may need to be monitored in hospital for this process. You will need to fast for at least 2 hours before the procedure. Before the procedure, you will take a medicine to empty your bowel. On the day before a colonoscopy, you will need to drink at least 3 litres of clear fluids. fasting helps clear out your bowel so your doctor can examine you properly.Colonoscopyįasting before a colonoscopy is important because: Ask your anaesthetist what and when your child can drink. There are different recommendations for babies and children. Your anaesthetist will tell you when to stop eating and drinking.Ĭlear fluids include water, fruit juice without pulp, clear cordial and black tea and coffee. Your anaesthetist will tell you when to stop eating and drinking.Īdults can usually have small amounts of clear fluids up to 2 hours before. This lowers your risk of serious complications. If you are having sedation or a general anaesthetic for a test, you will need to fast beforehand. You will usually have a fasting blood test in the morning after you have fasted for 10 to 12 hours (no less than 8 hours and no more than 16 hours). Which tests do I need to fast for? Blood tests Ask your doctor if you can drink water before your test. You can't drink fruit juice, cordial, soft drink, coffee, tea or milk, and you can't eat or suck on lollies or chewing gum. What can I eat and drink while I'm fasting? Ask your doctor how to prepare for your test. For other tests, you need to fast for safety reasons. For some tests, fasting beforehand gives a more accurate result. If you are having a medical test, your doctor may ask you to fast.
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