This time of year for a sure-thing playoff team includes two goals: 1) Do your best to either maintain your current seed, or possibly improve upon it if possible and 2) get healthy for the postseason.
The Rockets currently sit fourth in the West, a game behind the Clippers for third. So while that's within possibility, they may start leaning toward resting key players to ensure good playoff health soon.
Via the Houston Chronicle, Dwight Howard has been dealing with an ankle issue caused by a cyst and fluid that was recently removed. And because of it, Howard could sit a few games down the stretch.