I had leg injury :/ When i recover i will start with this! After how many weeks i will see first changes at body?

i dont have regular meals that is big problem i guess, usually i eat 3 times per day, how much time one training should last? in morning i eat 2 eggs and for dinner often meat or bean depends. Also im very skinny about 45kg and i dont drink milk

Okay, i would like to start with body weighted workout at home , i dont have diet but i dont eat to much, if you can give me diet advice, Thanks so much!

I have pair of dumbbells ( 12kg ) and one weight (1okg)

Hello, im 16 years old, i have several problems with body. Im very skinny and weak so i want to improve body look, what exercises you can recommend for me ( home version exercises) ? Thanks very much!