"Night sweats are excessive sweating episodes that occur during sleep, often drenching nightwear and bedding," says Dr Gooneratne, while hot flushes typically occur during the day and come with the ...
In these cases, excessive sweating is known as hyperhidrosis, which WebMD reports affects 2% to 3% of Americans. For the most part, hyperhidrosis isn't something to be too concerned about.