Health

Exercise improves health through changes to DNA

While it is widely known that regular physical exercise decreases the risk of virtually all chronic illnesses, the mechanisms at play are not fully known. Now scientists at the University of Copenhagen have discovered that ...

Diseases, Conditions, Syndromes

With pandemic worsening in US, surgeon general worried

The U.S. surgeon general said Sunday that he's concerned about what lies ahead with cases of COVID-19 increasing in every state, millions still unvaccinated and a highly contagious virus variant spreading rapidly.

Diseases, Conditions, Syndromes

Australian apartment blocks placed in hard lockdown

An Australian apartment block was placed under strict lockdown with police posted outside Tuesday, as authorities stepped up efforts to curb a fast-growing coronavirus outbreak.

Cardiology

Self-organizing human heart organoids

Biologist Sasha Mendjan at the Austrian Academy of Sciences in Vienna and his team have used human pluripotent stem cells to grow sesame-seed-sized heart models, called cardioids, that spontaneously self-organize to develop ...

Diseases, Conditions, Syndromes

Virus cases plunge and LA, San Francisco come back to life

When Angeleno Wine Co. reopened its tasting room, co-owner Amy Luftig Viste teared up seeing old friends reunited for the first time since the pandemic had shuttered so many businesses it left major cities looking like ghost ...

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