Feeling a bit off lately?  The way you've decorated could be the problem.

According to Good Housekeeping, i'ts easy to brighten your day with these simple decorating tips:

  • Photo By: Steve Frost.ThinkStock
    Photo By: Steve Frost.ThinkStock

    There's not a potted plant in sight.

    Houseplants can purify the air indoors, which can be five times more polluted than outdoor air, according to the Environmental Protection Agency. Plus, studies have shown that plopping one in a bare spot can help reduce stress.

  • Photo By: Steve Frost/ThinkStock
    Photo By: Steve Frost/ThinkStock

    Your only light source is in the ceiling.

    If you rely on ceiling lights (especially in your kitchen), you might not realize you're still living in the dark. These lights don’t allow the full amount of brightness to shine from the bulb, so vertical surfaces don't get sufficiently lit. Task lights (like table lamps or under-the-counter lighting) help you actually see what you're doing and create a bright, happy space

  • Photo By: Spiderstock/ThinkStock
    Photo By: Spiderstock/ThinkStock

    The focal point of your bedroom is the TV.

    Zoning out in front of the TV screen before bed might hinder your ability to drift off to sleep. Plus, one study found that couples who have a TV in their room have sex half as often as couples who don't. Now, that doesn't sound very fun.​

  • Photo by: Janet de Graaf/ThinkStock
    Photo by: Janet de Graaf/ThinkStock

    Your entryway is a "drop-everything-here" zone.

    You should be able to open the door all the way without hitting anything (and ideally, without cringing at piles of clutter as soon as you get home.)

  • Photo By: Ryan McVay/ThinkStock
    Photo By: Ryan McVay/ThinkStock

    Every accessory you own is a solid color.

    When you choose pillows, throws and wallpaper, don't make the mistake of being matchy-matchy. Mix in different patterns and colors to give your room texture and personality.

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