The ‘worst allergy season ever’ in the US. A ‘pollen bomb’ in the UK. I asked experts how to tell if a runny nose is the result of allergies or a virus

Ah, spring. A time of thawing and rebirth, of blooms bursting forth from frost. Days become longer, warmer and – oh no, what’s this? A tickle in your throat. Pressure building in your sinuses. A runny nose. A sneeze. Another sneeze. Was there ever a time before sneezing?

But is it allergies or a cold? Beautiful as springtime may be, the emerging greenery can also expel waves of allergens. So how can you tell if your runny nose is the result of unruly pollen or a virus? Are you infectious or is your immune system overreacting to an outside stimulus?

When it comes to workouts, how much pain – specifically, how much post-workout soreness – is actually a good thing? The answer: it depends

Humans have long glamorized suffering, hailing it as an essential ingredient of growth. In the ancient Greek tragedy Elektra, Sophocles wrote: “Nothing truly succeeds without pain.” In the 1980s, the actor and aerobics instructor Jane Fonda told people: “No pain, no gain.”

But when it comes to workouts, how much pain – specifically, how much post-workout soreness – is actually a good thing? The answer: it depends.