How to lose weight and eat right?

as a kid i could eat anything and not gain it
…now im finding it doesnt work so much
how can i get healthy eating habits??
how can i stay that way??
what are some fast result exercises that i could do at home that dont require equitment??
all nice answers are thanked:)
im not using acai berry, never

Push ups, jumping jacks, running in place are all good ways to burn calories without equipment.
Find some good books at the library on proper meal planning, emphasize fruits, veggies, and whole grains. Make sure you burn more calories than you consume each day and you’ll lose weight.

Karl