According to Dr. William Li, a Harvard-trained physician, avoiding certain habits in the morning can have huge benefits to our health. Doing so prolongs “sleep inertia”, which is the grogginess that lingers after waking up, and can affect productivity and mood. Dr. Li also suggests holding off on eating solid food for about an hour after waking. READ MORE: New survey finds one in four people in Spain don’t take any care of their sexual healthCoffee, however, is allowed, as long as it’s black. The important thing is to avoid habits that drain energy, choose two or three positive practices that fit your lifestyle, and stick to them consistently.