India, July 4 -- As people are getting busier, brain fog is becoming increasingly common. The condition is frequently described by individuals experiencing it as a mix of frequent headaches, lack of focus, unusual irritation, and lack of energy despite getting sufficient sleep.

While the immediate assumption is usually stress, burnout, or poor sleep quality, according to Dr B Ravinder Reddy, consultant surgeon in the division of general surgery, trauma and surgical gastroenterology at CARE Hospitals, Banjara Hills, Hyderabad, one often-overlooked factor is mild dehydration.

Dr Reddy shared with HT Lifestyle how dehydration affects the brain, and five symptoms that suggest it is the cause of brain fog.

The brain is nearly 75 percent wat...