on cambered beaches throws the body out of alignment, while soft sand places extra stress on the Achilles tendon and calf muscles compared with firm, even surfaces, according to Medicine and Science in Sports and Exercise.To play it safe, stick
, while soft sand places extra stress on the Achilles tendon and calf muscles compared with firm, even surfaces, according to Medicine and Science in Sports and Exercise.To play it safe, stick to the water’s edge, where the sand is wet and more hard