Answer:
Eat plenty of high-carb and high-fat foods if weight gain is a priority for you. It is best to eat plenty of protein, fat and carbs at each meal. It is also a bad idea to do intermittent fasting. This is useful for weight loss and health improvement but can make it much harder to eat enough calories to gain weight
How to gain weight fast in 7 days?
Eat more calories than you burn.
Eat 500 calories extra than what your body requires. ...
Increase the portion size of your meals.
Increase the number of meals per day.
Add mid-meal snacks and munching to your routine.
Add full-fat milk and milk products to your diet.
Track calories
