How do our genes affect our weight? | Sadaf Farooqi?

Our genes are like a recipe that helps decide how our body handles food and stores energy, which affects our weight.

Imagine your body is like a kitchen, and your genes are the instructions inside the cookbook. Some people’s recipes say “use a little sugar,” while others say “use a lot of sugar.” These instructions affect whether someone tends to gain or lose weight more easily.

Your genes work with your body, like a team between the chef and the kitchen. If the recipe says you’re good at burning energy (like when you run around playing), that’s one thing. But if the recipe says you're better at storing energy (like when you sit on the couch eating chips), that affects how much you weigh.

Sometimes, people get a special kind of recipe from their parents, it’s like getting a “double portion” of sugar or fat instructions. This can make it easier for them to gain weight, even if they eat the same amount as someone else.

So, genes aren’t magic, they’re more like the rules that help your body decide how much energy it uses and stores every day.