A new start after 60: ‘I was sick, tired and had lost myself – until I took up bodybuilding at 71’

Joan Macdonald faced growing health problems when she began lifting weights, shattering preconceptions about what’s possible in your eighth decade Joan Macdonald has not always looked like a bodybuilder. At 71, she weighed 90kg (14st 4lb), and had rising blood pressure and kidney troubles. She was also on medication for […]

A new start after 60: ‘I was sick, tired and had lost myself – until I began lifting weights at 71’

Joan Macdonald faced growing health problems before she began lifting weights, shattering preconceptions about what’s possible in your eighth decade Joan Macdonald has not always looked like a bodybuilder. At 71, she weighed 90kg (14st 4lb), and had rising blood pressure and kidney troubles. She was also on medication for […]

Pfizer vaccine second dose has ‘sweet spot’ after eight weeks, UK scientists say

Longer schedule led to more Covid antibodies and higher proportion of helper T-cells, supporting immune memory – researchers See all our coronavirus coverage An eight-week gap between the first and second doses of the Pfizer/BioNTech Covid-19 vaccine is a “sweet spot” when it comes to generating strong immune response while […]

US in ‘another pivotal moment’ as Delta variant drives surge in Covid cases

Hospitals are filling up, especially in areas with low vaccinations CDC offers no change in guidance on mask wearing The US is “at another pivotal moment in this pandemic” as rising Covid-19 cases show no signs of abating, driven by the Delta variant, and some hospitals are filling up, especially […]

Coronavirus live: more than half of all European adults fully vaccinated; more Olympic athletes test positive in Tokyo

More than 200 million Europeans fully vaccinated but programme still behind summer target; more Olympic athletes confirmed to have Covid ‘It’s too late’: US doctor says dying patients asking for Covid vaccine Italy set to impose ‘green pass’ restrictions on unvaccinated people Stark silence in Tokyo speaks volumes about Olympic […]

Rates of double-jabbed people in hospital will grow – but that does not mean Covid vaccines are failing

Several factors, including the portion of those at highest risk among the double-vaccinated and antibody levels, account for the data Coronavirus – latest updates See all our coronavirus coverage The next wave of Covid will be different. When cases soared in spring and winter last year lockdowns rapidly brought them […]

AI firm DeepMind puts database of the building blocks of life online

AlphaFold program’s prediction of nearly 20,000 human protein structures now free for researchers Last year the artificial intelligence group DeepMind cracked a mystery that has flummoxed scientists for decades: stripping bare the structure of proteins, the building blocks of life. Now, having amassed a database of nearly all human protein […]

UK scientists back Covid boosters as study finds post-jab falls in antibodies

Exclusive: Waning antibody levels are possible warning sign of lower protection in months after vaccination Coronavirus – latest updates See all our coronavirus coverage Scientists have backed proposals for Covid boosters in the autumn after blood tests on hundreds of people revealed that protective antibodies can wane substantially within weeks […]

Coronavirus live: Dutch and Czech athletes in Tokyo test positive; South Korea reports record daily cases

More Olympic athletes confirmed to have Covid; Seoul considering new restrictions amid one of worst outbreaks to date Stark silence in Tokyo speaks volumes about Olympic fears China refuses further inquiry into Covid-19 origins in Wuhan lab Australia PM says sorry for vaccine failures amid Sydney lockdown Fiji records its […]

Deadly coral disease sweeping Caribbean linked to wastewater from ships

Researchers find ‘significant relationship’ between stony coral tissue loss disease and nearby shipping A virulent and fast-moving coral disease that has swept through the Caribbean could be linked to waste or ballast water from ships, according to research. The deadly infection, known as stony coral tissue loss disease (SCTLD), was […]