What diseases were there in the trench in World War 1? Trenche foot was very common in the trench warfare. caused from wet feet and not being able to change their socks and boots. Edit
Repels Sharks No.........human urine actually repells sharks and other fish.
Blood and human waste attract sharks. 6. Sharks are creatures of habit. Do not swim in areas where a shark attack has recently occurred, since the same shark, or others, may still frequent the spot. 5. Try to swim on sunny, clear days. Foggy mornings and dusk may cause a shark to confuse you with prey. 4.