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Keloid scar
Learn about how to prevent, remove or flatten these problematic raised scars that form over scars from acne, tattoos, piercing and other injuries.
Video: Biceps curl with dumbbell
The biceps curl builds strength in the upper arm. See how it's done.
Video: Triceps extension with dumbbell
The triceps extension targets the back of the upper arm. See how it's done.
Video: Chest press with dumbbell
The chest press exercise targets the chest muscles. See how it's done.
Video: Biceps curl with barbell
The biceps curl builds strength in the upper arm. See how it's done.
Video: Reverse fly with dumbbell
The reverse fly exercise targets the upper back. See how it's done.
Video: Bent-over row with dumbbell
The bent-over row targets the back of the shoulder. See how it's done.
Video: Calf raise with dumbbell
The calf raise targets the calf muscles in the legs. See how it's done.
Video: Squat with dumbbell
The squat is an exercise that targets the leg muscles. See how it's done.
Video: Migraine aura
A migraine aura is usually visual, but can also be a sensory, motor or verbal disturbance. This animation shows what happens when you have a migraine aura.
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