7 Reasons You Gain Weight Overnight and What You Can Do About It

If you hit the weights hard yesterday, you may feel a little disappointed when you step on the scale the next day. Why? Weight-bearing exercise causes tiny tears in your muscle tissue, and, while these muscles are repairing and rebuilding, they may retain a little extra fluid to help the process along. This effect usually only lasts one to two days, but your newfound strength will be well worth it.