Water retention is when fluid builds up in part of your body. It is also called fluid retention or edema. It can affect body tissues outside of blood vessels, leading to swelling or bloating.

If you weigh a little more after your vacation, it doesn't mean you've gained fat. It's likely water weight, according to a ...

you can adopt healthier habits post-holidays to support your body’s detox abilities while helping to flush out the water retention that makes you feel bloated and fatigued," she said.