Athletes foot Coloured scanning electron micrograph SEM of spores yellow of the fungus that causes athletes foot Tinea pedis on the skin of a human foot pink The fungus usually grows between the toes but may spread to the bottom and sides of the foot The spores can lie dormant for long periods until conditions are favourable for germination Treatment involves keeping the infected area dry and using an antifungal powder Magnification x when printed centimetres tall
