yes it helps your thighs and its good for your heart :)
It takes quite a while to build muscle from walking, but it takes only a short time to build good strong leg muscle from jogging or running.
muscle-building (provided you exercise).
Of course it does. If walking builds muscle then walking at an incline builds muscle. Different muscles will be worked at different angles.
While 'anaerobic' exercise - exercise that concentrates on intense activity over shorter periods - is specifically good for building power and muscle mass, aerobic forms of exercise - such as walking, hiking, swimming, riding a bicycle, or (unsurprisingly) 'aerobics' are good for building endurance, general tone, and cardio-vascular fitness without building a great deal of muscle bulk.
Performing 15 reps can help build muscle endurance, but for building muscle strength, it is more effective to do fewer reps with heavier weights.
CLA
protein clean diet and weight training
Because it is exercise, and exercise is very good for your health, and for building strong bones.
both are good for muscle building.
A good pair of running shoes...
Any excercise is good for your cardiac muscle. I'd suggest swimming and walking because they are gentle. Go ask an exercise expert or a doctor for specific details.
Yes, the shoulder press machine is effective for building shoulder strength and muscle. It targets the deltoid muscles in the shoulders and can help improve overall shoulder stability and muscle development.