It depends on what you're allergic to, and where you live.
If you have seasonal allergies or hay fever, tree pollens can trigger symptoms in the late winter or spring. Ragweed releases pollen in the summer and fall. The specifics also depend on where you live. Allergy season can start as early as January in Southern states and linger into November.
If you have allergies, you might feel like outdoor exercise detracts from your health more than it adds. Exercise is supposed to make you feel good. But if a quick jog or a bike ride leaves you wheezing, sneezing, and feeling miserable for hours afterwards, how healthy can it be?
But all of us -- allergic or not -- need to exercise regularly for our overall health. And the good news is that you can, even if you're exposed to outdoor allergens.
"People with allergies and asthma should be able to...