She underwent IVF twice to conceive her two daughters, Sasha and Malia, now 17 and 20.
On the hardships of a miscarriage: "I felt lost and alone and I felt like I failed, because I didn't know how common miscarriages were because we don't talk about them". I realized that as I was 34 and 35.
Her relationship with Barrack became strained due to their stressful and busy schedules and it ended up impacting their marriage, landing them in marriage counselling.
In her memoir, "Becoming", Obama reportedly derides the so-called "birther" conspiracy as thinly-veiled racism. She asked Roberts, "Why would I hide that from the next generation?" You know, told me I was angry. Earlier this year, Senator Tammy Duckworth announced she was pregnant with her second child, making her the first sitting senator to have a baby.
"For this", she writes, "I'd never forgive him".
The former first lady writes that she assumed Mr Trump was "grandstanding" when he announced his presidential run in 2015.
And she lashed Donald Trump's unfounded claims that her husband was secretly a foreign-born Muslim as "crazy and mean-spirited" with an undercurrent of 'bigotry and xenophobia hardly concealed'.
Melbourne attack: Man arrested after fire and stabbings
Premier Daniel Andrews tweeted, urging people to avoid the area and follow the instructions of emergency services personnel. A Reuters witness said that the city centre was closed off by police and that dozens of officers were patrolling.
"That's not something you expect to hear or read from a first lady", Roberts pointed out during the interview.
According to The Association Press, who obtained an advanced copy of the book, Mrs Obama also describes the strain on her marriage when her husband Barack entered political life. "This is disgraceful. It is intolerable", she said in the speech.
She also accuses Trump of using body language to "stalk" Clinton during an election debate. She found confidence in repeating to herself a favorite chant: "Am I good enough?"
'What if someone with an unstable mind loaded a gun and drove to Washington? "What if that person went looking for our girls?" she writes in the memoir.
She also declined to offer her thoughts about how she thinks Melania Trump is doing as current first lady.
She expresses disbelief over how so many women would choose a "misogynist" over Clinton in 2016.
On the infamous leaked Access Hollywood tape, where Trump was heard boasting about how he liked to 'Grab (women) by the pussy, ' Mrs Obama said that her 'body buzzed with fury after hearing (it)'.