For other uses, see Osmosis (disambiguation). Osmosis is the spontaneous net movement of solvent molecules through a semi-permeable membrane into a region of higher solute concentration, in the direction that tends to equalize the solute concentrations on the two sides.
Hand, Foot, and Mouth Disease Symptoms & Signs. The symptoms of hand, foot, and mouth disease are typically mild and occur mainly in children during the spring and fall seasons. Symptoms can include fever, malaise, decreased appetite, and sore throat. A rash is characteristic of this viral disease. The rash of hand, foot, and mouth disease is most commonly observed on the palms, soles of the feet, and inside the mouth. The rash sometimes spreads to the lower calves and buttocks.
Hand, foot, and mouth disease is a common viral illness that usually affects infants and children younger than 5 years old.However, it can sometimes occur in adults. Symptoms of hand, foot, and mouth disease include fever, mouth sores, and a skin rash.and, foot, and mouth disease is a common viral illness that usually affects infants and children younger than 5 years old.