All aerobic exercise will help improve memory, concentration and blood flow to the brain. So include walking, jogging, swimming.
Meditation,deep breathing & guided imagery can help u if u tend to become agitated/over-excited when stressed out.
The most effective way of preventing a cold/flu is to keep your fingers away from your nose and eyes.
Staying well hydrated & keeping your skin moisturized can reduce the chances of stretch marks during pregnancy.
Getting rid of excessive clutter and keeping your desk organized helps you concentrate better on the task at hand.
Actively participating in discussions can help if you frequently daydream during meetings.
Take a walk when u stop concentrating.It helps put things in perspective.
Everybody needs fat in their diets. Ideally, it should make up about 25-30% of the calories you have in a day.