Hi mommy! Ubo sa ganyang edad ay pretty normal talaga, usually from colds or minor infections na tumatagal ng one to two weeks lang. A few of us swear by putting a cool-mist humidifier sa room, especially at night, kasi tumutulong talaga sa throat at nakakatulong sa cough. But importante lang i-observe mo if may weird sounds siya like wheezing or kung parang may blockage, kasi yan na need ng doctor na tingnan agad. Better safe than sorry talaga, so it's really worth checking with her pedia para ma-rule out any concerns at ma-guide ka ng tama!