I once did an entire ab workout using an exercise ball, so trust me when I say that this piece of equipment makes core workouts about six times harder than they look. You think it's all fun and games ...

An exercise ball is one of the most affordable and versatile pieces of workout equipment you can add to a home gym. Exercise balls are great for people of all fitness levels, can be used for ...

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All products featured on Self are independently selected by Self editors. However, when you buy something through our retail links, Condé Nast may earn an affiliate commission. Ask a physical ...

All products featured on Self are independently selected by our editors. However, we may receive compensation from retailers and/or from purchases of products through these links. Ask a physical ...