not 100% effective go to the chemist and get a test
yes you could be pregnant.
If you really had a miscarriage, you can't still be pregnant, but you could be pregnant again before you get your next period.
That completely depends on your current body weight. If you are really skinny and pregnant, then you probably shouldn't try to lose any weight. But if you are the opposite and could afford to lose the weight before getting pregnant, then it is likely okay to lose the weight now. If you do decide that you should lose the weight, remember that how you lose weight is far more important then actually losing the weight. Simply starving yourself to lose weight is never good. Always, especially when pregnant, consult a doctor about any health changes as they will know far better what is healthiest for you and your body over people on the internet.
It could be bloating or rapid weight gain.
Who knows. Maybe you could make it really fat and then as it is losing weight quickly buy a new baby bunny a couple of months later. Or you could look after it yourself for ages and not show it to your parents.
You don't. You are pregnant and growing a human being. If you try to lose weight, you could hurt your baby. Weight loss can come after baby is born.
Not really as it could just mean your not hungry at the moment
The baby could be breach meaning back labor, it could also be the baby putting weight on you, MANY pregnant women will have back pains its the extra weight.
she ate alot of food
It takes quite a while for the stomach to grow when you are pregnant. You could have the flu. If you think you could be pregnant, the only way to confirm it one way or the other is to take a HPT.
Well if you are not pregnant, then obviously it doesn't mean that you are but it could be your brain feed your subconscious yearnings if you really wish that you are pregnant.
Yes you could be pregnant