Always hungry? Or maybe you just think you are… Check out this list of surprising false-hunger culprits – and make sure you’re not fooled by them again.

1. You’re dehydrated

Guzzling water doesn’t speed up weight loss, but skimping on H2O can make you confuse thirst for hunger. Keep a water bottle on you at all times. Make sure you have one at home, one on your desk and even one in your car.

READ MORE: The 12 best foods to burn fat and build lean muscle

2. You’re constantly looking at #foodporn

Unfortunately, your favourite Instagram pastime isn’t so great for your waistline. A study published in the Journal of Neuroscience found that seeing images of crazy-delicious food activates the brain’s reward centre and can cause you to overeat.

READ MORE: These 3 drinks will help you lose weight – and they’re not vinegar

3. You’re not catching enough z’s

Sleep deprivation makes food look extra appetising, causing you to feel hungrier and reach for larger portions than normal.

READ MORE: 5 things you should always do after exercise to speed up weight loss

4. You eat too much sugar

Consuming a ton of the sweet stuff can throw off the hormonal balance in your gut. Eating it in excess amounts slows the production of leptin (a hormone that suppresses appetite) and allows ghrelin (a hormone that tells your brain you’re hungry) to fool you into thinking you need to eat more.

This article was originally published on Women's Health.