Tập wall squats (động tác ngồi xổm với tường). Tập nhảy cóc trong phòng. Tập ngồi kẹp gối. Luyện bài tập nằm nghiêng người và khép chân.

I'm interested in that, but I only have a few mins. Can you give me at most the first 500 characters of a detailed explanation in English about that?
A wall squat is an isometric exercise that will help give your thighs a leaner appearance. To do a wall squat, place your back against a flat wall and bend your knees to a 45-degree angle. Hold this position for 30 seconds, then stand up and rest. Do four sets of 10 reps. This exercise is a bit of cardio coupled with toning. The combination of strengthening and cardio will help you burn major calories while targeting your inner thigh muscles.  Stand with your feet wide and your knees and toes po