The new funding pushes Melinda French Gates' donations for women's health over $600 million in the past two years.
In 2022, 817 women in the U.S. died of maternal causes with a rate of 22.3 maternal deaths per 100,000 live births, according to the report .
One 2019 study published in the journal Traffic Injury Prevention found that women are 73% more likely to be seriously injured in a crash compared to men.
While none of Monday's actions are directly related to IVF research, the announcement comes as the Biden campaign has made reproductive health a focal point of his reelection campaign.
Heart disease is the leading cause of death for women - for about 1 in 5 women - in the United States, according to the CDC.
The vaccine, which has not yet been named, targets triple-negative breast cancer, the most aggressive and deadliest form of breast cancer.