4. Skin rash. Most people assume that allergic skin rashes are due to food allergies or contact with a chemical/metal allergen. However, it is common for eczema to flare up during airborne allergy season. 5. Itchy mouth, abdominal pain and diarrhea.
Infants generally require about 16 hours a day, while teenagers need about 9 hours on average. For most adults, 7 to 8 hours a night appears to be the best amount of sleep, although some people may need as few as 5 hours or as many as 10 hours of sleep each day. Women in the first 3 months of pregnancy often need several more hours of sleep than usual.
How much sleep do you really need? Experts generally recommend seven to nine hours a night for healthy adults. Sleep scientists say new guidelines are needed to take into account an abundance of recent research in the field and to reflect that Americans are on average sleeping less than they did in the past.