Question

exercise can lower levels of estrogen in the blood.
○ true
○ false

Explanation:

From medical and health (a subfield of Natural Science) knowledge, regular exercise can help regulate hormone levels, and it has been shown that exercise can lower estrogen levels in the blood, especially relevant in contexts like reducing risks related to estrogen - driven conditions. So the statement is true.

Answer:

True (the option with "True" text)