Beach sand has been found to contain eggs and/or larvae of the human and zoonotic parasites Toxocara spp.(roundworm), Ancylostoma spp.(hookworm) and Trichuris spp.
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Beach and riverbed sand is naturally low in dust and hardly gives off any residue when touched. This is because even though the sand is composed of crystalline silica it does not contain the dangerous dust.
Beach-related IllnessesChildren, the elderly and people with weakened immune systems are the most likely populations to develop illnesses or infections after coming into contact with polluted water, usually while swimming. Fortunately, while swimming-related illnesses are unpleasant, they are usually not very serious.
Walking barefoot on the beach is relaxing and romantic, but did you know it's also good for you? Sand provides resistance that strengthens your arches, ankles and leg muscles.
As it turns out, walking on sand at anytime of the day is actually quite beneficial. It requires a great deal more effort and this can increase the strength of the legs, build muscular endurance and burn more calories compared to walking on a solid stable surface.
Many beaches may be contaminated with fecal bacteria, which can lead to gastrointestinal issues. Avoid swimming after it rains and wash your hands regularly to cut down on your chances of getting sick at the beach. Check with your local health department to determine if your beach is safe for swimming.