It depends on your goals and how you're feeling. Many people stay on a low-carb diet for years, but you should assess your results to determine if it's the right fit for you. If you feel good, have energy, and are meeting your goals, you can stay on it indefinitely.
Yes, you can exercise while on a low carb diet and it may take a few days to adjust. Research has shown that Olympic cyclists were able to perform better after a period of fat adaptation. Charles Poliquin, one of the great trainers, also had his teams exercise regularly while on low carb diets.
Low-carb diets are not bad for your kidneys unless you have existing kidney disease and a prescription to not increase protein beyond a certain amount. If you do not have kidney disease, then it is safe to do low-carb and a high fat version of the diet.
A keto diet done correctly is not dangerous.
Yes, a low carb diet can help with weight loss. It is a common result and many studies have shown that it does as well or better than any other kind of diet when it comes to sustainable weight loss.
The benefits of a low-carb diet include reduced inflammation, improved hormone balancing, weight loss, detoxification, better appetite and craving control, and reduced sugar consumption.
Low carb diets can be safe for most people, but it is important to make sure that high-quality sources of protein and fat are included in the diet.