Walking is a great exercise. When walking https://www.ncbi.nlm.nih.gov/pubmed/20642296 bend your elbows and it will help your arms to swing faster, causing your legs to move faster. Walk at a comfortable stride. Adding in intervals, where you alternate walking fast and then slow will help you burn more calories during your walk.
Test your bench before lifting on it. To do this, press your thumb into the bench you want to sit on. If you feel any http://www.amazon.co.uk/Probiotic-1030-Probiotics-Supplement-Digestive/dp/B01BZC1QWM/keywords=gas+and+bloating+probiotics wood, go to a different bench. This is because if the bench is too hard, it can cause T4 syndrome to occur in your spine while you are lifting your weights.
You want to run a sprint race. To do well, you will need to develop a faster stride. In order to achieve this, you have to ensure your foot is always landing underneath your body rather than in the front. Push off with the toes of your rear leg to propel yourself forward. As you get better at this technique, your speed will increase.