The new wellness features use machine learning to observe subtle changes in chest movement or blood coloration, and are slated to drop for Pixel device users in the next month.
The tech giant is also teaming up with providers to use its capacities for vaccination.
The companies' $2.1 billion deal was announced in late 2019, but delayed by regulatory concerns.
Last week the European Commission signed off on the merger, on the condition that Google follows through with a handful of commitments.
There was no shortage of variety among the 2020 healthcare initiatives from Alphabet's major business units.
The regulator imposed a series of requirements for the tech companies that must be followed for at least 10 years.
The tech giant is adding new searches for COVID-19 vaccines, new funds for fact-checking initiatives and efforts to remove misleading content.
The Google Health Studies platform is already enrolling Android users in a 100,000-person investigation of acute respiratory illnesses, conducted alongside Boston Children's Hospital and Harvard Medical School researchers.
The tool would help patients develop health questions for their clinician, and reminds them to bring along any necessary test results or other materials.
The agency penned a letter to the E.U. Commission explaining what it views as possible issues with the deal.