Hello, height has a major impact of the genetics, if there is a strong family background of being a little short in height, it will be difficult for you to gain that extra inch. Also the age at what you are will play a very important role. You already being 17 complete it might be difficult to grow taller. Though we can try our best that is to do exercises and indulge in sports that involves stretching, jumping, etc like basket ball, hanging on the pole, you can also try swimming, cycling, etc. Increase the intake of
calcium, that is required by the bones for healthy growth. Expose your skin to sun light between 11am to 3pm. Along with this, to decrease your weight, you can continue with the above mentioned exercises, and reduce the intake of fat in your diet along with the amount of simple carbohydrates that come from the highly processed foods and sugars. Increase the intake of complex carbohydrates that is from the whole grain cereals and pulses, increase the intake of 1st class proteins coming from low fat animal products and also through a blend of cereals and pulses. Increase the intake of fiber in the diet and have plenty of water that acts as the best detox. These tips should help you achieve your goals.